Time in Boston
The exact local hour in Boston, United States — synchronised to your browser, refreshed every second, and adjusted automatically for daylight saving time.
Today's hours of daylight
Boston sits at 42.3601° N, 71.0589° W. From this position the sun follows the schedule below today. Times are computed using the standard NOAA solar position algorithm and reflect the apparent horizon, not civil convention.
| Civil dawn | 05:13 | First light, sun 6° below horizon |
|---|---|---|
| Sunrise | 05:43 (5:43 AM) | Top edge of the sun crosses horizon |
| Solar noon | 12:42 | Sun at its highest point |
| Sunset | 19:42 (7:42 PM) | Top edge of the sun crosses horizon |
| Civil dusk | 20:12 | Last usable light |
| Day length | 13h 58m | From sunrise to sunset |
Time zone & daylight saving
Boston is in the America/New_York zone of the IANA Time Zone Database. The current UTC offset is UTC−4, with daylight saving time currently in effect.
The next clock change is scheduled for Sunday, 1 November 2026, when the offset will move from UTC−4 to UTC−5 (clocks fall back).
Boston compared to major world hubs
If you are coordinating across borders, this table shows the current time in major hub cities relative to Boston, with the great-circle distance from Boston for context.
| City | Time now | Difference | Distance |
|---|---|---|---|
| London | 05:37 | +5h | 5,264 km · 3,271 mi |
| New York | 00:37 | +0h | 306 km · 190 mi |
| Tokyo | 13:37 | +13h | 10,794 km · 6,707 mi |
| Dubai | 08:37 | +8h | 10,704 km · 6,651 mi |
| Sydney | 14:37 | +14h | 16,240 km · 10,091 mi |
| Los Angeles | 21:37 | −3h | 4,170 km · 2,591 mi |
About Boston
| Country | United States |
|---|---|
| Population | 4,941,000 |
| Latitude / Longitude | 42.3601, -71.0589 |
| IANA time zone | America/New_York |
| UTC offset | UTC−4 |
| Country calling code | +1 |
| Currency | USD |
Other cities in America/New_York
These cities share Boston's exact time zone — useful when you need a same-clock alternative.
Cities one hour from Boston
If you are scheduling a call or planning travel across a single time-zone hop, these are the major cities sitting just before or after Boston on the world clock.