Daylight Saving Time 2021
Will the time be set backwards or forwards? When? Where? This page lists all daylight saving time changes and other time zone changes around the world for 2021.
- Transition timestamps were extracted from the latest version of the IANA time zone database (version 2021a, with no patches).
- Transitions may be added, canceled or changed, sometimes on short notice.
- This page was last updated on Երեքշաբթի, Հունվար 26, 2021.
The next event happens on Մայիս 16, 2021, when DST starts in Արեվմտյան Սահարա և Մարոկո.
Կիրակի
17
Հունվար
Ֆիջի
Winter time started
The time was set back մեկ ժամ from 03:00 to 02:00 local time.
- Before: Fiji Summer Time (FJST / UTC +13)
- After: Fiji Time (FJT / UTC +12)
- Transition time: 2021-01-16 14:00 UTC
- Applies to all of Ֆիջի.
- Time zone news: New start date for DST in Fiji
Երկուշաբթի
1
Փետրվար
South Sudan
Winter time started
The time was set back մեկ ժամ from 00:00 to 23:00 local time.
- Before: Central Africa Time (CAT / UTC +3)
- After: Eastern Africa Time (EAT / UTC +2)
- Transition time: 2021-01-31 21:00 UTC
- Applies to all of South Sudan, including Juba և Malakal.
- Time zone news: South Sudan changes time zone
Կիրակի
14
Մարտ
Saint Pierre and Miquelon
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Saint Pierre and Miquelon Standard Time (PMST / UTC -3)
- After: Saint Pierre and Miquelon Daylight Time (PMDT / UTC -2)
- Transition time: 2021-03-14 05:00 UTC
Կուբա
Summer time started
The time was set forward մեկ ժամ from 00:00 to 01:00 local time.
- Before: Cuba Standard Time (CST / UTC -5)
- After: Cuba Daylight Time (CDT / UTC -4)
- Transition time: 2021-03-14 05:00 UTC
- Applies to all of Կուբա, including Santa Clara, Santiago de Cuba և Հավանա.
Բերմուդյան կղզիներ
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Atlantic Standard Time (AST / UTC -4)
- After: Atlantic Daylight Time (ADT / UTC -3)
- Transition time: 2021-03-14 06:00 UTC
- Applies to all of Բերմուդյան կղզիներ.
Thule, Greenland
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Atlantic Standard Time (AST / UTC -4)
- After: Atlantic Daylight Time (ADT / UTC -3)
- Transition time: 2021-03-14 06:00 UTC
- Applies to all of Thule.
Միացյալ Նահանգներ
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
Միացյալ Նահանգներ has 11 time zones. Most of the country observes DST in the summer. Summer time starts at the same local time in all of Միացյալ Նահանգներ, but not simultaneously, due to different time zones.
Eastern Time
- Before: Eastern Standard Time (EST / UTC -5)
- After: Eastern Daylight Time (EDT / UTC -4)
- Transition time: 2021-03-14 07:00 UTC
- Applies to regions that alternate between EST and EDT, including New York, Philadelphia, Washington, D.C. և Մայամի.
Central Time
- Before: Central Standard Time (CST / UTC -6)
- After: Central Daylight Time (CDT / UTC -5)
- Transition time: 2021-03-14 08:00 UTC
- Applies to regions that alternate between CST and CDT, including Դալաս, Հյուստոն, Չիկագո, Սան Անտոնիո և Օստին.
Mountain Time
- Before: Mountain Standard Time (MST / UTC -7)
- After: Mountain Daylight Time (MDT / UTC -6)
- Transition time: 2021-03-14 09:00 UTC
- Applies to regions that alternate between MST and MDT, including Ալբուկերկե, Դենվեր և Էլ Պասո.
Pacific Time
- Before: Pacific Standard Time (PST / UTC -8)
- After: Pacific Daylight Time (PDT / UTC -7)
- Transition time: 2021-03-14 10:00 UTC
- Applies to regions that alternate between PST and PDT, including Լաս Վեգաս, Լոս Անջելես, Պորտլենդ, Սան Դիեգո, Սան Խոսե, Սան Ֆրանցիսկո և Սիեթլ.
Alaska Time
- Before: Alaska Standard Time (AKST / UTC -9)
- After: Alaska Daylight Time (AKDT / UTC -8)
- Transition time: 2021-03-14 11:00 UTC
- Applies to regions that alternate between AKST and AKDT, including Fairbanks, Անքորեջ շրջան և Ջունո.
Alaska: Islands west of -169.5°
- Before: Hawaii-Aleutian Standard Time (HAST / UTC -10)
- After: Hawaii-Aleutian Daylight Time (HADT / UTC -9)
- Transition time: 2021-03-14 12:00 UTC
Կանադա
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
Կանադա has 6 time zones. Most of the country observes DST in the summer. Summer time starts at the same local time in all of Կանադա, but not simultaneously, due to different time zones.
Newfoundland Time
- Before: Newfoundland Standard Time (NST / UTC -3:30)
- After: Newfoundland Daylight Time (NDT / UTC -2:30)
- Transition time: 2021-03-14 05:30 UTC
Atlantic Time
- Before: Atlantic Standard Time (AST / UTC -4)
- After: Atlantic Daylight Time (ADT / UTC -3)
- Transition time: 2021-03-14 06:00 UTC
- Applies to regions that alternate between AST and ADT, including Էդուարդ արքայազնի կղզի, Նյու Բրանսուիկ և Նոր Շոտլանդիա.
Eastern Time
Central Time
- Before: Central Standard Time (CST / UTC -6)
- After: Central Daylight Time (CDT / UTC -5)
- Transition time: 2021-03-14 08:00 UTC
- Applies to regions that alternate between CST and CDT, including Մանիթոբա.
Mountain Time
Բահամներ
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
Հաիթի
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Eastern Standard Time (EST / UTC -5)
- After: Eastern Daylight Time (EDT / UTC -4)
- Transition time: 2021-03-14 07:00 UTC
- Applies to all of Հաիթի, including Պորտ-օ-Պրենս.
Turks and Caicos Islands
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Eastern Standard Time (EST / UTC -5)
- After: Eastern Daylight Time (EDT / UTC -4)
- Transition time: 2021-03-14 07:00 UTC
- Applies to all of Turks and Caicos Islands, including Cockburn Town.
Mexico (the state of Baja California and areas near the United States border)
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
Մեքսիկա has 4 time zones. All of Mexico except the states of Quintana Roo and Sonora observe DST in the summer. The state of Baja California and areas near the United States border follow the same DST schedule as the United States, while other DST-observing areas observe DST from 02:00 on the first Sunday of April until 02:00 on the last Sunday of October.
Zona Noroeste
US border regions in Zona Centro
- Before: Central Standard Time (CST / UTC -6)
- After: Central Daylight Time (CDT / UTC -5)
- Transition time: 2021-03-14 08:00 UTC
- Applies to US border regions that alternate between CST and CDT, including Matamoros, Nuevo Laredo և Reynosa.
US border regions in Zona Pacífico
- Before: Mountain Standard Time (MST / UTC -7)
- After: Mountain Daylight Time (MDT / UTC -6)
- Transition time: 2021-03-14 09:00 UTC
- Applies to US border regions that alternate between MST and MDT, including Ciudad Juárez.
Երկուշաբթի
22
Մարտ
Իրան
Summer time started
The time was set forward մեկ ժամ from 00:00 to 01:00 local time.
Ուրբաթ
26
Մարտ
Հորդանան
Summer time started
The time was set forward մեկ ժամ from 00:00 to 01:00 local time.
Սիրիա
Summer time started
The time was set forward մեկ ժամ from 00:00 to 01:00 local time.
Իզրաել
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
Շաբաթ
27
Մարտ
Palestine
Summer time started
The time was set forward մեկ ժամ from 00:00 to 01:00 local time.
Western Greenland
Summer time started
The time was set forward մեկ ժամ from 22:00 to 23:00 local time.
- Before: Western Greenland Time (WGT / UTC -3)
- After: Western Greenland Summer Time (WGST / UTC -2)
- Transition time: 2021-03-28 01:00 UTC
- Applies to regions that alternate between WGT and WGST, including Նուուկ.
Կիրակի
28
Մարտ
Լիբանան
Summer time started
The time was set forward մեկ ժամ from 00:00 to 01:00 local time.
Մոլդովա
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
Most of Eastern Europe
Summer time started
The time was set forward մեկ ժամ from 03:00 to 04:00 local time.
- Before: Eastern European Time (EET / UTC +2)
- After: Eastern European Summer Time (EEST / UTC +3)
- Transition time: 2021-03-28 01:00 UTC
- Applies to Ալանդյան կղզիներ, Բուլղարիա, Էստոնիա, Լատվիա, Լիտվա, Կիպրոս, Հունաստան, Ուկրաինա, Ռումինիա և Ֆինլանդիա.
- Summer time starts at the same time in all of Europe (except Moldova), but at different local times, depending on the time zone.
Most of Europe
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Central European Time (CET / UTC +1)
- After: Central European Summer Time (CEST / UTC +2)
- Transition time: 2021-03-28 01:00 UTC
- Applies to Kosovo, Ալբանիա, Անդորա, Ավստրիա, Բելգիա, Գերմանիա, Դանիա, Իսպանիա, Իտալիա, Լեհաստան, Լիխտենշտեյն, Լյուքսեմբուրգ, Հորվաթիա, Հունգարիա, Մալթա, Մոնակո, Նիդերլանդեր, Նորվեգիա, Շվեդիա, Շվեյցարիա, Չեխիայի Հանրապետություն, Չեռնոգորիա, Ջիբրալթար, Սերբիա, Սլովակիա, Սլովենիա և Ֆրանսիա.
- Summer time starts at the same time in all of Europe (except Moldova), but at different local times, depending on the time zone.
Պարագվայ
Winter time started
The time was set back մեկ ժամ from 00:00 to 23:00 local time.
Մեծ Բրիտանիա
Summer time started
The time was set forward մեկ ժամ from 01:00 to 02:00 local time.
- Before: Greenwich Mean Time (GMT / UTC +0)
- After: British Summer Time (BST / UTC +1)
- Transition time: 2021-03-28 01:00 UTC
- Applies to all of Մեծ Բրիտանիա and its Crown dependencies, including Guernsey, Isle of Man, Jersey, Բելֆաստ, Բիրմինգհեմ, Բրիստոլ, Գլազգո, Էդինբուրգ, Լիդս, Լիվերպուլ, Լոնդոն, Շեֆիլդ և Քարդիֆ.
- Does not apply to overseas territories.
Իռլանդիա
Summer time started
The time was set forward մեկ ժամ from 01:00 to 02:00 local time.
- Before: Greenwich Mean Time (GMT / UTC +0)
- After: Irish Standard Time (IST / UTC +1)
- Transition time: 2021-03-28 01:00 UTC
- Applies to all of Իռլանդիա, including Cork, Dun Laoghaire, Limerick և Դուբլին.
- Contrary to other locations that observe daylight saving time, Ireland has daylight saving time in the winter, and standard time in the summer. Winter time is still one hour behind summer time.
Faroe Islands, Կանարյան կղզիներ և Պորտուգալիա
Summer time started
The time was set forward մեկ ժամ from 01:00 to 02:00 local time.
- Before: Western European Time (WET / UTC +0)
- After: Western European Summer Time (WEST / UTC +1)
- Transition time: 2021-03-28 01:00 UTC
- Applies to all of Faroe Islands, Կանարյան կղզիներ և Պորտուգալիա, including Las Palmas, Madeira, Porto, Santa Cruz de Tenerife, Tenerife, Լիսբոնա և Տորսհավն.
- Կանարյան կղզիներ changes time simultaneously with the rest of Իսպանիա, but the local time of Կանարյան կղզիներ is մեկ ժամ behind Իսպանիա.
Azores, Պորտուգալիա
Summer time started
The time was set forward մեկ ժամ from 00:00 to 01:00 local time.
- Before: Azores Time (AZOT / UTC -1)
- After: Azores Summer Time (AZOST / UTC +0)
- Transition time: 2021-03-28 01:00 UTC
- Applies to all of Azores, including Angra do Heroísmo, Horta և Ponta Delgada.
- Azores changes time simultaneously with the rest of Պորտուգալիա, but the local time of Azores is մեկ ժամ behind Պորտուգալիա.
Eastern Greenland
Summer time started
The time was set forward մեկ ժամ from 00:00 to 01:00 local time.
- Before: Eastern Greenland Time (EGT / UTC -1)
- After: Eastern Greenland Summer Time (EGST / UTC +0)
- Transition time: 2021-03-28 01:00 UTC
- Applies to regions that alternate between EGT and EGST, including Ittoqqortoormiit.
Troll research station, Antarctica
Summer time started
The time was set forward two hours from 01:00 to 03:00 local time.
- Before: Coordinated Universal Time (UTC / UTC +0)
- After: Central European Summer Time (CEST / UTC +2)
- Transition time: 2021-03-28 01:00 UTC
Շաբաթ
3
Ապրիլ
Զատկի կղզի, Valparaíso, Չիլի
Winter time started
The time was set back մեկ ժամ from 22:00 to 21:00 local time.
- Before: Easter Island Daylight Time (EADT / UTC -5)
- After: Easter Island Standard Time (EAST / UTC -6)
- Transition time: 2021-04-04 03:00 UTC
- Զատկի կղզի changes time simultaneously with the rest of Չիլի, but the local time of Զատկի կղզի is two hours behind Չիլի.
Կիրակի
4
Ապրիլ
Սամոա
Winter time started
The time was set back մեկ ժամ from 04:00 to 03:00 local time.
- Before: West Samoa Daylight Time (WSDT / UTC +14)
- After: West Samoa Standard Time (WSST / UTC +13)
- Transition time: 2021-04-03 14:00 UTC
Chatham Islands, Նոր Զելանդիա
Winter time started
The time was set back մեկ ժամ from 03:45 to 02:45 local time.
- Before: Chatham Daylight Time (CHADT / UTC +13:45)
- After: Chatham Standard Time (CHAST / UTC +12:45)
- Transition time: 2021-04-03 14:00 UTC
Նոր Զելանդիա
Winter time started
The time was set back մեկ ժամ from 03:00 to 02:00 local time.
- Before: New Zealand Daylight Time (NZDT / UTC +13)
- After: New Zealand Standard Time (NZST / UTC +12)
- Transition time: 2021-04-03 14:00 UTC
- Applies to all of Նոր Զելանդիա, including Christchurch, Վելինգտոն և Օկլենդ.
- Does not apply to dependent territories and outlying islands.
Norfolk Island
Winter time started
The time was set back մեկ ժամ from 03:00 to 02:00 local time.
- Before: Norfolk Daylight Time (NFDT / UTC +12)
- After: Norfolk Time (NFT / UTC +11)
- Transition time: 2021-04-03 15:00 UTC
- Applies to all of Norfolk Island.
- Time zone news: Norfolk Island will have daylight saving time
Lord Howe Island, New South Wales, Ավստրալիա
Winter time started
The time was set back half an hour from 02:00 to 01:30 local time.
- Before: Lord Howe Daylight Time (LHDT / UTC +11)
- After: Lord Howe Standard Time (LHST / UTC +10:30)
- Transition time: 2021-04-03 15:00 UTC
Ավստրալիա
Winter time started
The time was set back մեկ ժամ from 03:00 to 02:00 local time.
Ավստրալիա has 9 time zones. Most of the country observes DST in the summer. Winter time starts at the same local time in all of Ավստրալիա, but not simultaneously, due to different time zones.
Australian Eastern Time
- Before: Australian Eastern Daylight Time (AEDT / UTC +11)
- After: Australian Eastern Standard Time (AEST / UTC +10)
- Transition time: 2021-04-03 16:00 UTC
- Applies to regions that alternate between AEST and AEDT, including Melbourne, Newcastle, Wollongong, Կանբերրա և Սիդնեյ.
Australian Central Time
- Before: Australian Central Daylight Time (ACDT / UTC +10:30)
- After: Australian Central Standard Time (ACST / UTC +9:30)
- Transition time: 2021-04-03 16:30 UTC
- Applies to regions that alternate between ACST and ACDT, including Ադելաիդա.
Չիլի
Winter time started
The time was set back մեկ ժամ from 00:00 to 23:00 local time.
- Before: Chile Daylight Time (CLDT / UTC -3)
- After: Chile Standard Time (CLT / UTC -4)
- Transition time: 2021-04-04 03:00 UTC
- Applies to all of Չիլի, including Antofagasta, Puente Alto, Santiago, Viña del Mar և Վալպարաիսո.
- Զատկի կղզի changes time simultaneously with the rest of Չիլի, but the local time of Զատկի կղզի is two hours behind Չիլի.
Mexico (except Quintana Roo, Sonora, Baja California and areas near the United States border)
Summer time started
The time was set forward մեկ ժամ from 02:00 to 03:00 local time.
Մեքսիկա has 4 time zones. All of Mexico except the states of Quintana Roo and Sonora observe DST in the summer. The state of Baja California and areas near the United States border follow the same DST schedule as the United States, while other DST-observing areas observe DST from 02:00 on the first Sunday of April until 02:00 on the last Sunday of October.
Zona Centro
- Before: Central Standard Time (CST / UTC -6)
- After: Central Daylight Time (CDT / UTC -5)
- Transition time: 2021-04-04 08:00 UTC
- Applies to regions that alternate between CST and CDT, including Ecatepec de Morelos, Guadalajara, Iztapalapa, Mexico City և Puebla.
Կիրակի
11
Ապրիլ
Արեվմտյան Սահարա և Մարոկո
Winter time started
The time was set back մեկ ժամ from 03:00 to 02:00 local time.
- Before: West Africa Time (WAT / UTC +1)
- After: Greenwich Mean Time (GMT / UTC +0)
- Transition time: 2021-04-11 02:00 UTC
- Applies to all of Արեվմտյան Սահարա և Մարոկո, including Marrakesh, Կասաբլանկա և Ռաբաթ.
- Morocco and Western Sahara observe permanent daylight saving time, except during Ramadan, when daylight saving time is suspended.
Կիրակի
16
Մայիս
Արեվմտյան Սահարա և Մարոկո
Summer time starts
The time will be set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Greenwich Mean Time (GMT / UTC +0)
- After: West Africa Time (WAT / UTC +1)
- Transition time: 2021-05-16 02:00 UTC
- Applies to all of Արեվմտյան Սահարա և Մարոկո, including Marrakesh, Կասաբլանկա և Ռաբաթ.
- Morocco and Western Sahara observe permanent daylight saving time, except during Ramadan, when daylight saving time is suspended.
Շաբաթ
4
Սեպտեմբեր
Զատկի կղզի, Valparaíso, Չիլի
Summer time starts
The time will be set forward մեկ ժամ from 22:00 to 23:00 local time.
- Before: Easter Island Standard Time (EAST / UTC -6)
- After: Easter Island Daylight Time (EADT / UTC -5)
- Transition time: 2021-09-05 04:00 UTC
- Զատկի կղզի changes time simultaneously with the rest of Չիլի, but the local time of Զատկի կղզի is two hours behind Չիլի.
Կիրակի
5
Սեպտեմբեր
Չիլի
Summer time starts
The time will be set forward մեկ ժամ from 00:00 to 01:00 local time.
- Before: Chile Standard Time (CLT / UTC -4)
- After: Chile Daylight Time (CLDT / UTC -3)
- Transition time: 2021-09-05 04:00 UTC
- Applies to all of Չիլի, including Antofagasta, Puente Alto, Santiago, Viña del Mar և Վալպարաիսո.
- Զատկի կղզի changes time simultaneously with the rest of Չիլի, but the local time of Զատկի կղզի is two hours behind Չիլի.
Չորեքշաբթի
22
Սեպտեմբեր
Իրան
Winter time starts
The time will be set back մեկ ժամ from 00:00 to 23:00 local time.
Կիրակի
26
Սեպտեմբեր
Սամոա
Summer time starts
The time will be set forward մեկ ժամ from 03:00 to 04:00 local time.
- Before: West Samoa Standard Time (WSST / UTC +13)
- After: West Samoa Daylight Time (WSDT / UTC +14)
- Transition time: 2021-09-25 14:00 UTC
Chatham Islands, Նոր Զելանդիա
Summer time starts
The time will be set forward մեկ ժամ from 02:45 to 03:45 local time.
- Before: Chatham Standard Time (CHAST / UTC +12:45)
- After: Chatham Daylight Time (CHADT / UTC +13:45)
- Transition time: 2021-09-25 14:00 UTC
Նոր Զելանդիա
Summer time starts
The time will be set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: New Zealand Standard Time (NZST / UTC +12)
- After: New Zealand Daylight Time (NZDT / UTC +13)
- Transition time: 2021-09-25 14:00 UTC
- Applies to all of Նոր Զելանդիա, including Christchurch, Վելինգտոն և Օկլենդ.
- Does not apply to dependent territories and outlying islands.
Կիրակի
3
Հոկտեմբեր
Norfolk Island
Summer time starts
The time will be set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Norfolk Time (NFT / UTC +11)
- After: Norfolk Daylight Time (NFDT / UTC +12)
- Transition time: 2021-10-02 15:00 UTC
- Applies to all of Norfolk Island.
- Time zone news: Norfolk Island will have daylight saving time
Lord Howe Island, New South Wales, Ավստրալիա
Summer time starts
The time will be set forward half an hour from 02:00 to 02:30 local time.
- Before: Lord Howe Standard Time (LHST / UTC +10:30)
- After: Lord Howe Daylight Time (LHDT / UTC +11)
- Transition time: 2021-10-02 15:30 UTC
Ավստրալիա
Summer time starts
The time will be set forward մեկ ժամ from 02:00 to 03:00 local time.
Ավստրալիա has 9 time zones. Most of the country observes DST in the summer. Summer time starts at the same local time in all of Ավստրալիա, but not simultaneously, due to different time zones.
Australian Eastern Time
- Before: Australian Eastern Standard Time (AEST / UTC +10)
- After: Australian Eastern Daylight Time (AEDT / UTC +11)
- Transition time: 2021-10-02 16:00 UTC
- Applies to regions that alternate between AEST and AEDT, including Melbourne, Newcastle, Wollongong, Կանբերրա և Սիդնեյ.
Australian Central Time
- Before: Australian Central Standard Time (ACST / UTC +9:30)
- After: Australian Central Daylight Time (ACDT / UTC +10:30)
- Transition time: 2021-10-02 16:30 UTC
- Applies to regions that alternate between ACST and ACDT, including Ադելաիդա.
Պարագվայ
Summer time starts
The time will be set forward մեկ ժամ from 00:00 to 01:00 local time.
Ուրբաթ
29
Հոկտեմբեր
Սիրիա
Winter time starts
The time will be set back մեկ ժամ from 00:00 to 23:00 local time.
Հորդանան
Winter time starts
The time will be set back մեկ ժամ from 01:00 to 00:00 local time.
Շաբաթ
30
Հոկտեմբեր
Palestine
Winter time starts
The time will be set back մեկ ժամ from 01:00 to 00:00 local time.
Western Greenland
Winter time starts
The time will be set back մեկ ժամ from 23:00 to 22:00 local time.
- Before: Western Greenland Summer Time (WGST / UTC -2)
- After: Western Greenland Time (WGT / UTC -3)
- Transition time: 2021-10-31 01:00 UTC
- Applies to regions that alternate between WGT and WGST, including Նուուկ.
Կիրակի
31
Հոկտեմբեր
Լիբանան
Winter time starts
The time will be set back մեկ ժամ from 00:00 to 23:00 local time.
Իզրաել
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
Մոլդովա
Winter time starts
The time will be set back մեկ ժամ from 03:00 to 02:00 local time.
Most of Eastern Europe
Winter time starts
The time will be set back մեկ ժամ from 04:00 to 03:00 local time.
- Before: Eastern European Summer Time (EEST / UTC +3)
- After: Eastern European Time (EET / UTC +2)
- Transition time: 2021-10-31 01:00 UTC
- Applies to Ալանդյան կղզիներ, Բուլղարիա, Էստոնիա, Լատվիա, Լիտվա, Կիպրոս, Հունաստան, Ուկրաինա, Ռումինիա և Ֆինլանդիա.
- Winter time starts at the same time in all of Europe (except Moldova), but at different local times, depending on the time zone.
Most of Europe
Winter time starts
The time will be set back մեկ ժամ from 03:00 to 02:00 local time.
- Before: Central European Summer Time (CEST / UTC +2)
- After: Central European Time (CET / UTC +1)
- Transition time: 2021-10-31 01:00 UTC
- Applies to Kosovo, Ալբանիա, Անդորա, Ավստրիա, Բելգիա, Գերմանիա, Դանիա, Իսպանիա, Իտալիա, Լեհաստան, Լիխտենշտեյն, Լյուքսեմբուրգ, Հորվաթիա, Հունգարիա, Մալթա, Մոնակո, Նիդերլանդեր, Նորվեգիա, Շվեդիա, Շվեյցարիա, Չեխիայի Հանրապետություն, Չեռնոգորիա, Ջիբրալթար, Սերբիա, Սլովակիա, Սլովենիա և Ֆրանսիա.
- Winter time starts at the same time in all of Europe (except Moldova), but at different local times, depending on the time zone.
Մեծ Բրիտանիա
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
- Before: British Summer Time (BST / UTC +1)
- After: Greenwich Mean Time (GMT / UTC +0)
- Transition time: 2021-10-31 01:00 UTC
- Applies to all of Մեծ Բրիտանիա and its Crown dependencies, including Guernsey, Isle of Man, Jersey, Բելֆաստ, Բիրմինգհեմ, Բրիստոլ, Գլազգո, Էդինբուրգ, Լիդս, Լիվերպուլ, Լոնդոն, Շեֆիլդ և Քարդիֆ.
- Does not apply to overseas territories.
Իռլանդիա
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
- Before: Irish Standard Time (IST / UTC +1)
- After: Greenwich Mean Time (GMT / UTC +0)
- Transition time: 2021-10-31 01:00 UTC
- Applies to all of Իռլանդիա, including Cork, Dun Laoghaire, Limerick և Դուբլին.
- Contrary to other locations that observe daylight saving time, Ireland has daylight saving time in the winter, and standard time in the summer. Winter time is still one hour behind summer time.
Faroe Islands, Կանարյան կղզիներ և Պորտուգալիա
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
- Before: Western European Summer Time (WEST / UTC +1)
- After: Western European Time (WET / UTC +0)
- Transition time: 2021-10-31 01:00 UTC
- Applies to all of Faroe Islands, Կանարյան կղզիներ և Պորտուգալիա, including Las Palmas, Madeira, Porto, Santa Cruz de Tenerife, Tenerife, Լիսբոնա և Տորսհավն.
- Կանարյան կղզիներ changes time simultaneously with the rest of Իսպանիա, but the local time of Կանարյան կղզիներ is մեկ ժամ behind Իսպանիա.
Azores, Պորտուգալիա
Winter time starts
The time will be set back մեկ ժամ from 01:00 to 00:00 local time.
- Before: Azores Summer Time (AZOST / UTC +0)
- After: Azores Time (AZOT / UTC -1)
- Transition time: 2021-10-31 01:00 UTC
- Applies to all of Azores, including Angra do Heroísmo, Horta և Ponta Delgada.
- Azores changes time simultaneously with the rest of Պորտուգալիա, but the local time of Azores is մեկ ժամ behind Պորտուգալիա.
Eastern Greenland
Winter time starts
The time will be set back մեկ ժամ from 01:00 to 00:00 local time.
- Before: Eastern Greenland Summer Time (EGST / UTC +0)
- After: Eastern Greenland Time (EGT / UTC -1)
- Transition time: 2021-10-31 01:00 UTC
- Applies to regions that alternate between EGT and EGST, including Ittoqqortoormiit.
Troll research station, Antarctica
Winter time starts
The time will be set back two hours from 03:00 to 01:00 local time.
- Before: Central European Summer Time (CEST / UTC +2)
- After: Coordinated Universal Time (UTC / UTC +0)
- Transition time: 2021-10-31 01:00 UTC
Mexico (except Quintana Roo, Sonora, Baja California and areas near the United States border)
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
Մեքսիկա has 4 time zones. All of Mexico except the states of Quintana Roo and Sonora observe DST in the summer. The state of Baja California and areas near the United States border follow the same DST schedule as the United States, while other DST-observing areas observe DST from 02:00 on the first Sunday of April until 02:00 on the last Sunday of October.
Zona Centro
- Before: Central Daylight Time (CDT / UTC -5)
- After: Central Standard Time (CST / UTC -6)
- Transition time: 2021-10-31 07:00 UTC
- Applies to regions that alternate between CST and CDT, including Ecatepec de Morelos, Guadalajara, Iztapalapa, Mexico City և Puebla.
Կիրակի
7
Նոյեմբեր
Saint Pierre and Miquelon
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
- Before: Saint Pierre and Miquelon Daylight Time (PMDT / UTC -2)
- After: Saint Pierre and Miquelon Standard Time (PMST / UTC -3)
- Transition time: 2021-11-07 04:00 UTC
Կուբա
Winter time starts
The time will be set back մեկ ժամ from 01:00 to 00:00 local time.
- Before: Cuba Daylight Time (CDT / UTC -4)
- After: Cuba Standard Time (CST / UTC -5)
- Transition time: 2021-11-07 05:00 UTC
- Applies to all of Կուբա, including Santa Clara, Santiago de Cuba և Հավանա.
Բերմուդյան կղզիներ
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
- Before: Atlantic Daylight Time (ADT / UTC -3)
- After: Atlantic Standard Time (AST / UTC -4)
- Transition time: 2021-11-07 05:00 UTC
- Applies to all of Բերմուդյան կղզիներ.
Thule, Greenland
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
- Before: Atlantic Daylight Time (ADT / UTC -3)
- After: Atlantic Standard Time (AST / UTC -4)
- Transition time: 2021-11-07 05:00 UTC
- Applies to all of Thule.
Միացյալ Նահանգներ
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
Միացյալ Նահանգներ has 11 time zones. Most of the country observes DST in the summer. Winter time starts at the same local time in all of Միացյալ Նահանգներ, but not simultaneously, due to different time zones.
Eastern Time
- Before: Eastern Daylight Time (EDT / UTC -4)
- After: Eastern Standard Time (EST / UTC -5)
- Transition time: 2021-11-07 06:00 UTC
- Applies to regions that alternate between EST and EDT, including New York, Philadelphia, Washington, D.C. և Մայամի.
Central Time
- Before: Central Daylight Time (CDT / UTC -5)
- After: Central Standard Time (CST / UTC -6)
- Transition time: 2021-11-07 07:00 UTC
- Applies to regions that alternate between CST and CDT, including Դալաս, Հյուստոն, Չիկագո, Սան Անտոնիո և Օստին.
Mountain Time
- Before: Mountain Daylight Time (MDT / UTC -6)
- After: Mountain Standard Time (MST / UTC -7)
- Transition time: 2021-11-07 08:00 UTC
- Applies to regions that alternate between MST and MDT, including Ալբուկերկե, Դենվեր և Էլ Պասո.
Pacific Time
- Before: Pacific Daylight Time (PDT / UTC -7)
- After: Pacific Standard Time (PST / UTC -8)
- Transition time: 2021-11-07 09:00 UTC
- Applies to regions that alternate between PST and PDT, including Լաս Վեգաս, Լոս Անջելես, Պորտլենդ, Սան Դիեգո, Սան Խոսե, Սան Ֆրանցիսկո և Սիեթլ.
Alaska Time
- Before: Alaska Daylight Time (AKDT / UTC -8)
- After: Alaska Standard Time (AKST / UTC -9)
- Transition time: 2021-11-07 10:00 UTC
- Applies to regions that alternate between AKST and AKDT, including Fairbanks, Անքորեջ շրջան և Ջունո.
Alaska: Islands west of -169.5°
- Before: Hawaii-Aleutian Daylight Time (HADT / UTC -9)
- After: Hawaii-Aleutian Standard Time (HAST / UTC -10)
- Transition time: 2021-11-07 11:00 UTC
Կանադա
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
Կանադա has 6 time zones. Most of the country observes DST in the summer. Winter time starts at the same local time in all of Կանադա, but not simultaneously, due to different time zones.
Newfoundland Time
- Before: Newfoundland Daylight Time (NDT / UTC -2:30)
- After: Newfoundland Standard Time (NST / UTC -3:30)
- Transition time: 2021-11-07 04:30 UTC
Atlantic Time
- Before: Atlantic Daylight Time (ADT / UTC -3)
- After: Atlantic Standard Time (AST / UTC -4)
- Transition time: 2021-11-07 05:00 UTC
- Applies to regions that alternate between AST and ADT, including Էդուարդ արքայազնի կղզի, Նյու Բրանսուիկ և Նոր Շոտլանդիա.
Eastern Time
Central Time
- Before: Central Daylight Time (CDT / UTC -5)
- After: Central Standard Time (CST / UTC -6)
- Transition time: 2021-11-07 07:00 UTC
- Applies to regions that alternate between CST and CDT, including Մանիթոբա.
Mountain Time
Բահամներ
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
Հաիթի
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
- Before: Eastern Daylight Time (EDT / UTC -4)
- After: Eastern Standard Time (EST / UTC -5)
- Transition time: 2021-11-07 06:00 UTC
- Applies to all of Հաիթի, including Պորտ-օ-Պրենս.
Turks and Caicos Islands
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
- Before: Eastern Daylight Time (EDT / UTC -4)
- After: Eastern Standard Time (EST / UTC -5)
- Transition time: 2021-11-07 06:00 UTC
- Applies to all of Turks and Caicos Islands, including Cockburn Town.
Mexico (the state of Baja California and areas near the United States border)
Winter time starts
The time will be set back մեկ ժամ from 02:00 to 01:00 local time.
Մեքսիկա has 4 time zones. All of Mexico except the states of Quintana Roo and Sonora observe DST in the summer. The state of Baja California and areas near the United States border follow the same DST schedule as the United States, while other DST-observing areas observe DST from 02:00 on the first Sunday of April until 02:00 on the last Sunday of October.
Zona Noroeste
US border regions in Zona Centro
- Before: Central Daylight Time (CDT / UTC -5)
- After: Central Standard Time (CST / UTC -6)
- Transition time: 2021-11-07 07:00 UTC
- Applies to US border regions that alternate between CST and CDT, including Matamoros, Nuevo Laredo և Reynosa.
US border regions in Zona Pacífico
- Before: Mountain Daylight Time (MDT / UTC -6)
- After: Mountain Standard Time (MST / UTC -7)
- Transition time: 2021-11-07 08:00 UTC
- Applies to US border regions that alternate between MST and MDT, including Ciudad Juárez.
Կիրակի
14
Նոյեմբեր
Ֆիջի
Summer time starts
The time will be set forward մեկ ժամ from 02:00 to 03:00 local time.
- Before: Fiji Time (FJT / UTC +12)
- After: Fiji Summer Time (FJST / UTC +13)
- Transition time: 2021-11-13 14:00 UTC
- Applies to all of Ֆիջի.
- Time zone news: New start date for DST in Fiji