July 29, 2026 · Boston, USA
667,137 people
Boston has 14h 34m of daylight today. Sunrise is at 05:34 and sunset is at 20:08. All times are calculated astronomically for Boston's exact coordinates.
Boston lies at 42°N. In Boston, day length ranges from 9h 4m in winter to 15h 17m in summer — a swing of about 6h 13m.
Day length changes fastest near the spring and autumn equinoxes and slowest near the longest day and shortest day of the year. See the year chart to visualise how daylight hours shift month by month for Boston, or see daylight hours for every day of the year.
The longest day in Boston is around 15h 17m (around June 21). The shortest is around 9h 4m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 9h 24m | 07:12 | 16:36 |
| February | 10h 32m | 06:43 | 17:15 |
| March | 11h 51m | 06:59 | 18:50 |
| April | 13h 19m | 06:06 | 19:25 |
| May | 14h 33m | 05:25 | 19:58 |
| June | 15h 15m | 05:08 | 20:23 |
| July | 15h 0m | 05:20 | 20:21 |
| August | 13h 58m | 05:51 | 19:49 |
| September | 12h 34m | 06:24 | 18:58 |
| October | 11h 9m | 06:56 | 18:05 |
| November | 9h 50m | 06:35 | 16:25 |
| December | 9h 6m | 07:07 | 16:13 |