Current time in Boston
Boston is on UTC−5 (EST) in standard time and UTC−4 (EDT) in daylight saving time.
IANA zone America/New_York. Time from your device clock, converted with your browser's copy of the tz database.
Time difference from Boston
| Place | Boston is | Now |
|---|---|---|
| Chicago | 1 h ahead all year | |
| Los Angeles | 3 h ahead all year | |
| London | 5 h behind 4 h behind 8 Mar–29 Mar and 25 Oct–1 Nov | |
| Berlin | 6 h behind 5 h behind 8 Mar–29 Mar and 25 Oct–1 Nov | |
| India | 9 h 30 min behind 10 h 30 min behind 1 Jan–8 Mar and 1 Nov–31 Dec | |
| Tokyo | 13 h behind 14 h behind 1 Jan–8 Mar and 1 Nov–31 Dec | |
| Sydney | 14 h behind 16 h behind 1 Jan–8 Mar and 1 Nov–31 Dec; 15 h behind 8 Mar–4 Apr and 3 Oct–1 Nov | |
| UTC | 4 h behind 5 h behind 1 Jan–8 Mar and 1 Nov–31 Dec |
Year pattern computed from the IANA tz database (2026c); "Now" is live from your device clock.
Sun and day in Boston
Calculating today’s sunrise and sunset…
Quick facts
IANA zone: America/New_York
Standard: UTC−5 (EST)
Daylight saving: UTC−4 (EDT)
Same clock all year as: Detroit, Grand Turk, Havana, Marengo, Petersburg, Vevay, Vincennes, Winamac, Indianapolis, Iqaluit, Monticello, Louisville.
Daylight saving in Boston
UTC−5 (EST) in standard time and UTC−4 (EDT) in daylight saving time.
| Date | Time | Change | Offset |
|---|---|---|---|
| Sun, 8 Mar 2026 | 02:00 | Forward 1 h | UTC−5 → UTC−4 |
| Sun, 1 Nov 2026 | 02:00 | Back 1 h | UTC−4 → UTC−5 |
| Sun, 14 Mar 2027 | 02:00 | Forward 1 h | UTC−5 → UTC−4 |
| Sun, 7 Nov 2027 | 02:00 | Back 1 h | UTC−4 → UTC−5 |
Dates from the IANA tz database. Clock rules are set by governments and occasionally change at short notice; see sources & accuracy.
Convert Boston time
Questions
What time zone is Boston in?
Boston uses the IANA zone America/New_York: UTC−5 (EST) in standard time and UTC−4 (EDT) in daylight saving time.
Does Boston use daylight saving time?
Yes. See the clock-change dates on this page; they come from the IANA time zone database.
What is the time difference between Boston and London?
Boston is usually 5 h behind London (4 h behind 8 Mar–29 Mar and 25 Oct–1 Nov, 2026).
Does Boston have more than one time zone?
No. All of Boston uses America/New_York (EST).