Massachusetts time zone
Eastern Time
Eastern Daylight Time (EDT)
IANA: America/New_York · UTC−4
Daylight saving time in Massachusetts
In effect now
Next change: Sun 1 Nov, clocks go back 1 hour (02:00 → 01:00)
Sunrise and sunset in Boston today
Sunrise 06:47 · Sunset 18:15
Daylight 11h 28m · Solar noon 12:31
Where Boston is
Boston, Massachusetts, United States 🇺🇸
42.3584° N, 71.0598° W · pop. 653,833
Time in Massachusetts vs major world cities
| City | Local time | Difference from Massachusetts |
|---|
| Los Angeles | Thu | 3 hours behind |
| London | Thu | 5 hours ahead |
| Paris | Thu | 6 hours ahead |
| Dubai | Thu | 8 hours ahead |
| Mumbai | Fri | 9.5 hours ahead |
| Singapore | Fri | 12 hours ahead |
| Tokyo | Fri | 13 hours ahead |
| Sydney | Fri | 15 hours ahead |
| Johannesburg | Thu | 6 hours ahead |
| São Paulo | Thu | 1 hour ahead |
| Chicago | Thu | 1 hour behind |
What time zone is Massachusetts in?
Clocks in Massachusetts run on Eastern Time (EDT, UTC−4); software knows the zone as America/New_York.
Does Massachusetts observe daylight saving time?
Yes. Massachusetts is on daylight saving time now. The next changes:
- Sunday 1 November 2026: clocks go back at 02:00 to 01:00 (EDT → EST)
- Sunday 14 March 2027: clocks go forward at 02:00 to 03:00 (EST → EDT)
- Sunday 7 November 2027: clocks go back at 02:00 to 01:00 (EDT → EST)
October 2026 calendar for Massachusetts
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | 1 | 2 | 3 | 4 |
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 |
| 26 | 27 | 28 | 29 | 30 | 31 | |
Upcoming public holidays in United States
- Mon 12 Oct Columbus Day
- Wed 11 Nov Veterans Day
- Thu 26 Nov Thanksgiving Day
- Fri 25 Dec Christmas Day
- Fri 1 Jan New Year's Day
- Mon 18 Jan Martin Luther King Jr. Day
Other cities in Massachusetts
New YorkNew York
Los AngelesCalifornia
BrooklynNew York
ChicagoIllinois
QueensNew York
HoustonTexas
PhoenixArizona
PhiladelphiaPennsylvania
San AntonioTexas
ManhattanNew York
San DiegoCalifornia
The BronxNew York
Frequently asked questions about Massachusetts
What time zone is Massachusetts in?
Eastern Time (EDT), UTC−4; IANA zone America/New_York.
When do the clocks change in Massachusetts?
Next on Sunday 1 November 2026, when clocks go back from 02:00 to 01:00.