| Current: | EDT — Eastern Daylight Time |
|---|---|
| Next Change: | EST — Eastern Standard Time |
| Current Offset: | UTC/GMT -4 hours |
| Difference: | 5 hours behind Lisbon |
2021 Time Zones - Boston
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
The graph above illustrates clock changes in Boston during 2021.
Time Changes in Boston Over the Years
Daylight Saving Time (DST) changes do not necessarily occur on the same date every year.
| Year | Date & Time | Abbreviation | Time Change | Offset After |
|---|---|---|---|---|
| 2020 | Dom, 8 de Mar, 2:00 | EST → EDT | +1 hour (DST start) | UTC-4h |
| Dom, 1 de Nov, 2:00 | EDT → EST | -1 hour (DST end) | UTC-5h | |
| 2021 | Dom, 14 de Mar, 2:00 | EST → EDT | +1 hour (DST start) | UTC-4h |
| Dom, 7 de Nov, 2:00 | EDT → EST | -1 hour (DST end) | UTC-5h | |
| 2022 | Dom, 13 de Mar, 2:00 | EST → EDT | +1 hour (DST start) | UTC-4h |
| Dom, 6 de Nov, 2:00 | EDT → EST | -1 hour (DST end) | UTC-5h | |
| 2023 | Dom, 12 de Mar, 2:00 | EST → EDT | +1 hour (DST start) | UTC-4h |
| Dom, 5 de Nov, 2:00 | EDT → EST | -1 hour (DST end) | UTC-5h | |
| 2024 | Dom, 10 de Mar, 2:00 | EST → EDT | +1 hour (DST start) | UTC-4h |
| Dom, 3 de Nov, 2:00 | EDT → EST | -1 hour (DST end) | UTC-5h | |
| * All times are local Boston time. Next time change is highlighted. | ||||
Data for the years before 1970 is not available for Boston, however, we have earlier time zone history for New York available.
More Information
Time Zone Map
Try Our Interactive Time Zone Map
Time Zone Tools
- Meeting Planner - Find a suitable time for an international meeting.
- Time Zone Converter - If it is 3 pm in New York, what time is it in Sydney?
- Event Time Announcer/Fixed Time - Show local times worldwide for your event.
Boston
USA
23:5528
Domingo, 10 de Outubro de 2021