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, bez ielāpiem).
- Transitions may be added, canceled or changed, sometimes on short notice.
- This page was last updated on otrdiena, 26. janvāris, 2021.
The next event happens on 4. septembris, 2021, when DST starts in Lieldienu sala, Valparaíso, Čīle.
svētdiena
17
janvāris
Fidži
Winter time started
The time was set back viena stunda 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 Fidži.
- Time zone news: New start date for DST in Fiji
pirmdiena
1
februāris
South Sudan
Winter time started
The time was set back viena stunda 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 un Malakal.
- Time zone news: South Sudan changes time zone
svētdiena
14
marts
Senpjēra un Mikelona
Summer time started
The time was set forward viena stunda 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
Kuba
Summer time started
The time was set forward viena stunda 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 Kuba, including Havana, Santa Clara un Santiago de Cuba.
Bermudu salas
Summer time started
The time was set forward viena stunda 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 Bermudu salas.
Thule, Grenlande
Summer time started
The time was set forward viena stunda 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.
United States
Summer time started
The time was set forward viena stunda from 02:00 to 03:00 local time.
United States has 11 time zones. Most of the country observes DST in the summer. Summer time starts at the same local time in all of United States, 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 Maiami, Philadelphia, Washington, D.C. un Ņujorka.
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 Dalasa, Hjūstona, Ostina, Sanantonio un Čikāga.
Mountain Time
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 Lasvegasa, Losandželosa, Portlenda, Sandjego, Sanfrancisko, Sanhosē un Sietla.
Alaska Time
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
Kanāda
Summer time started
The time was set forward viena stunda from 02:00 to 03:00 local time.
Kanāda has 6 time zones. Most of the country observes DST in the summer. Summer time starts at the same local time in all of Kanāda, 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 Jaunskotija, Prinča Edvarda Sala un Ņūbransvika.
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 Manitoba.
Mountain Time
Bahamas
Summer time started
The time was set forward viena stunda from 02:00 to 03:00 local time.
Haiti
Summer time started
The time was set forward viena stunda 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 Haiti, including Portoprensa.
Tērksas un Kaikosas salas
Summer time started
The time was set forward viena stunda 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 Tērksas un Kaikosas salas, including Cockburn Town.
Mexico (the state of Baja California and areas near the United States border)
Summer time started
The time was set forward viena stunda from 02:00 to 03:00 local time.
Meksika 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 un 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.
pirmdiena
22
marts
Irāna
Summer time started
The time was set forward viena stunda from 00:00 to 01:00 local time.
piektdiena
26
marts
Jordānija
Summer time started
The time was set forward viena stunda from 00:00 to 01:00 local time.
Sīrija
Summer time started
The time was set forward viena stunda from 00:00 to 01:00 local time.
Izraēla
Summer time started
The time was set forward viena stunda from 02:00 to 03:00 local time.
- Before: Israel Standard Time (IST / UTC +2)
- After: Israel Daylight Time (IDT / UTC +3)
- Transition time: 2021-03-26 00:00 UTC
- Applies to all of Izraēla, including Haifa, Jeruzaleme un Telaviva.
sestdiena
27
marts
Palestīna
Summer time started
The time was set forward viena stunda from 00:00 to 01:00 local time.
Western Greenland
Summer time started
The time was set forward viena stunda 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 Nūka.
svētdiena
28
marts
Libāna
Summer time started
The time was set forward viena stunda from 00:00 to 01:00 local time.
Moldova
Summer time started
The time was set forward viena stunda from 02:00 to 03:00 local time.
Most of Eastern Europe
Summer time started
The time was set forward viena stunda 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 Bulgārija, Grieķija, Igaunija, Kipra, Latvija, Lietuva, Olandes salas, Rumānija, Somija un Ukraina.
- 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 viena stunda 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 Albānija, Andora, Austrija, Beļģija, Dānija, Francija, Gibraltārs, Horvātija, Itālija, Kosovo, Lihtenšteina, Luksemburga, Malta, Melnkalne, Monako, Norvēģija, Nīderlande, Polija, Serbija, Slovākija, Slovēnija, Spānija, Ungārija, Vācija, Zviedrija, Čehija un Šveice.
- Summer time starts at the same time in all of Europe (except Moldova), but at different local times, depending on the time zone.
Paragvaja
Winter time started
The time was set back viena stunda from 00:00 to 23:00 local time.
Lielbritānija
Summer time started
The time was set forward viena stunda 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 Lielbritānija and its Crown dependencies, including Belfāsta, Birmingema, Bristole, Džērsija, Edinburga, Glāzgova, Gērnsija, Kārdifa, Liverpūle, Londona, Līdsa, Mena un Šefīlda.
- Does not apply to overseas territories.
Īrija
Summer time started
The time was set forward viena stunda 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 Īrija, including Dublina, Dun Laoghaire, Korka un Limerika.
- 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.
Fēru salas, Kanāriju Salas un Portugāle
Summer time started
The time was set forward viena stunda 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 Fēru salas, Kanāriju Salas un Portugāle, including Las Palmas, Lisabona, Madeira, Porto, Santa Cruz de Tenerife, Santakrusa de Tenerife un Touršhavna.
- Kanāriju Salas changes time simultaneously with the rest of Spānija, but the local time of Kanāriju Salas is viena stunda behind Spānija.
Azores, Portugāle
Summer time started
The time was set forward viena stunda 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 un Ponta Delgada.
- Azores changes time simultaneously with the rest of Portugāle, but the local time of Azores is viena stunda behind Portugāle.
Eastern Greenland
Summer time started
The time was set forward viena stunda 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, Antarktika
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
sestdiena
3
aprīlis
Lieldienu sala, Valparaíso, Čīle
Winter time started
The time was set back viena stunda 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
- Lieldienu sala changes time simultaneously with the rest of Čīle, but the local time of Lieldienu sala is two hours behind Čīle.
svētdiena
4
aprīlis
Samoa
Winter time started
The time was set back viena stunda 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, Jaunzēlande
Winter time started
The time was set back viena stunda 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
Jaunzēlande
Winter time started
The time was set back viena stunda 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 Jaunzēlande, including Kraistčērča, Oklenda un Velingtona.
- Does not apply to dependent territories and outlying islands.
Norfolkas sala
Winter time started
The time was set back viena stunda 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 Norfolkas sala.
- Time zone news: Norfolk Island will have daylight saving time
Lord Howe Island, New South Wales, Austrālija
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
Austrālija
Winter time started
The time was set back viena stunda from 03:00 to 02:00 local time.
Austrālija has 9 time zones. Most of the country observes DST in the summer. Winter time starts at the same local time in all of Austrālija, 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 Kanbera, Melburna, Newcastle, Sidneja un Wollongong.
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 Adelaida.
Čīle
Winter time started
The time was set back viena stunda 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 Čīle, including Antofagasta, Puente Alto, Santjago, Valparaiso un Viña del Mar.
- Lieldienu sala changes time simultaneously with the rest of Čīle, but the local time of Lieldienu sala is two hours behind Čīle.
Mexico (except Quintana Roo, Sonora, Baja California and areas near the United States border)
Summer time started
The time was set forward viena stunda from 02:00 to 03:00 local time.
Meksika 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, Gvadalahara, Iztapalapa, Mehiko un Puebla.
svētdiena
11
aprīlis
Maroka un Rietumsahāra
Winter time started
The time was set back viena stunda 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 Maroka un Rietumsahāra, including Kasablanka, Marrakesh un Rabāta.
- Morocco and Western Sahara observe permanent daylight saving time, except during Ramadan, when daylight saving time is suspended.
svētdiena
16
maijs
Maroka un Rietumsahāra
Summer time started
The time was set forward viena stunda 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 Maroka un Rietumsahāra, including Kasablanka, Marrakesh un Rabāta.
- Morocco and Western Sahara observe permanent daylight saving time, except during Ramadan, when daylight saving time is suspended.
sestdiena
4
septembris
Lieldienu sala, Valparaíso, Čīle
Summer time starts
The time will be set forward viena stunda 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
- Lieldienu sala changes time simultaneously with the rest of Čīle, but the local time of Lieldienu sala is two hours behind Čīle.
svētdiena
5
septembris
Čīle
Summer time starts
The time will be set forward viena stunda 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 Čīle, including Antofagasta, Puente Alto, Santjago, Valparaiso un Viña del Mar.
- Lieldienu sala changes time simultaneously with the rest of Čīle, but the local time of Lieldienu sala is two hours behind Čīle.
trešdiena
22
septembris
Irāna
Winter time starts
The time will be set back viena stunda from 00:00 to 23:00 local time.
svētdiena
26
septembris
Samoa
Summer time starts
The time will be set forward viena stunda 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, Jaunzēlande
Summer time starts
The time will be set forward viena stunda 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
Jaunzēlande
Summer time starts
The time will be set forward viena stunda 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 Jaunzēlande, including Kraistčērča, Oklenda un Velingtona.
- Does not apply to dependent territories and outlying islands.
svētdiena
3
oktobris
Norfolkas sala
Summer time starts
The time will be set forward viena stunda 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 Norfolkas sala.
- Time zone news: Norfolk Island will have daylight saving time
Lord Howe Island, New South Wales, Austrālija
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
Austrālija
Summer time starts
The time will be set forward viena stunda from 02:00 to 03:00 local time.
Austrālija has 9 time zones. Most of the country observes DST in the summer. Summer time starts at the same local time in all of Austrālija, 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 Kanbera, Melburna, Newcastle, Sidneja un Wollongong.
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 Adelaida.
Paragvaja
Summer time starts
The time will be set forward viena stunda from 00:00 to 01:00 local time.
piektdiena
29
oktobris
Sīrija
Winter time starts
The time will be set back viena stunda from 00:00 to 23:00 local time.
Jordānija
Winter time starts
The time will be set back viena stunda from 01:00 to 00:00 local time.
sestdiena
30
oktobris
Palestīna
Winter time starts
The time will be set back viena stunda from 01:00 to 00:00 local time.
Western Greenland
Winter time starts
The time will be set back viena stunda 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 Nūka.
svētdiena
31
oktobris
Libāna
Winter time starts
The time will be set back viena stunda from 00:00 to 23:00 local time.
Izraēla
Winter time starts
The time will be set back viena stunda from 02:00 to 01:00 local time.
- Before: Israel Daylight Time (IDT / UTC +3)
- After: Israel Standard Time (IST / UTC +2)
- Transition time: 2021-10-30 23:00 UTC
- Applies to all of Izraēla, including Haifa, Jeruzaleme un Telaviva.
Moldova
Winter time starts
The time will be set back viena stunda from 03:00 to 02:00 local time.
Most of Eastern Europe
Winter time starts
The time will be set back viena stunda 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 Bulgārija, Grieķija, Igaunija, Kipra, Latvija, Lietuva, Olandes salas, Rumānija, Somija un Ukraina.
- 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 viena stunda 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 Albānija, Andora, Austrija, Beļģija, Dānija, Francija, Gibraltārs, Horvātija, Itālija, Kosovo, Lihtenšteina, Luksemburga, Malta, Melnkalne, Monako, Norvēģija, Nīderlande, Polija, Serbija, Slovākija, Slovēnija, Spānija, Ungārija, Vācija, Zviedrija, Čehija un Šveice.
- Winter time starts at the same time in all of Europe (except Moldova), but at different local times, depending on the time zone.
Lielbritānija
Winter time starts
The time will be set back viena stunda 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 Lielbritānija and its Crown dependencies, including Belfāsta, Birmingema, Bristole, Džērsija, Edinburga, Glāzgova, Gērnsija, Kārdifa, Liverpūle, Londona, Līdsa, Mena un Šefīlda.
- Does not apply to overseas territories.
Īrija
Winter time starts
The time will be set back viena stunda 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 Īrija, including Dublina, Dun Laoghaire, Korka un Limerika.
- 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.
Fēru salas, Kanāriju Salas un Portugāle
Winter time starts
The time will be set back viena stunda 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 Fēru salas, Kanāriju Salas un Portugāle, including Las Palmas, Lisabona, Madeira, Porto, Santa Cruz de Tenerife, Santakrusa de Tenerife un Touršhavna.
- Kanāriju Salas changes time simultaneously with the rest of Spānija, but the local time of Kanāriju Salas is viena stunda behind Spānija.
Azores, Portugāle
Winter time starts
The time will be set back viena stunda 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 un Ponta Delgada.
- Azores changes time simultaneously with the rest of Portugāle, but the local time of Azores is viena stunda behind Portugāle.
Eastern Greenland
Winter time starts
The time will be set back viena stunda 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, Antarktika
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 viena stunda from 02:00 to 01:00 local time.
Meksika 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, Gvadalahara, Iztapalapa, Mehiko un Puebla.
svētdiena
7
novembris
Senpjēra un Mikelona
Winter time starts
The time will be set back viena stunda 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
Kuba
Winter time starts
The time will be set back viena stunda 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 Kuba, including Havana, Santa Clara un Santiago de Cuba.
Bermudu salas
Winter time starts
The time will be set back viena stunda 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 Bermudu salas.
Thule, Grenlande
Winter time starts
The time will be set back viena stunda 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.
United States
Winter time starts
The time will be set back viena stunda from 02:00 to 01:00 local time.
United States has 11 time zones. Most of the country observes DST in the summer. Winter time starts at the same local time in all of United States, 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 Maiami, Philadelphia, Washington, D.C. un Ņujorka.
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 Dalasa, Hjūstona, Ostina, Sanantonio un Čikāga.
Mountain Time
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 Lasvegasa, Losandželosa, Portlenda, Sandjego, Sanfrancisko, Sanhosē un Sietla.
Alaska Time
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
Kanāda
Winter time starts
The time will be set back viena stunda from 02:00 to 01:00 local time.
Kanāda has 6 time zones. Most of the country observes DST in the summer. Winter time starts at the same local time in all of Kanāda, 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 Jaunskotija, Prinča Edvarda Sala un Ņūbransvika.
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 Manitoba.
Mountain Time
Bahamas
Winter time starts
The time will be set back viena stunda from 02:00 to 01:00 local time.
Haiti
Winter time starts
The time will be set back viena stunda 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 Haiti, including Portoprensa.
Tērksas un Kaikosas salas
Winter time starts
The time will be set back viena stunda 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 Tērksas un Kaikosas salas, 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 viena stunda from 02:00 to 01:00 local time.
Meksika 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 un 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.
svētdiena
14
novembris
Fidži
Summer time starts
The time will be set forward viena stunda 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 Fidži.
- Time zone news: New start date for DST in Fiji