sun .5deg.comBoston, United States (Massachusetts, Suffolk County) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-03-21.
All times are shown in Boston local time (GMT-04:00
).
Night, Twilight, and Daylight Times in Boston for this day: 2026-03-21
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 05:10:43 | 5h 10m 43s | |
| Astronomical Twilight | 05:10:43 | 05:44:19 | 33m 36s | |
| Nautical Twilight | 05:44:19 | 06:17:13 | 32m 54s | |
| Civil Twilight | 06:17:13 | 06:45:09 | 27m 56s | |
| Daylight | 06:45:09 | 18:57:31 | 12h 12m 22s | |
| Civil Twilight | 18:57:31 | 19:25:27 | 27m 56s | |
| Nautical Twilight | 19:25:27 | 19:58:20 | 32m 53s | |
| Astronomical Twilight | 19:58:20 | 20:31:57 | 33m 37s | |
| Night | 20:31:57 | 23:59:59 | 3h 28m 2s |
Sunrise, Sunset and Solar noon here: Boston, US, for day: 2026-03-21.
| Sunrise | Solar noon | Sunset | |
| Time | 06:45:09 | 12:51:20 | 18:57:31 |
| Azimuth | 88.7° | 180° | 271.2° |
| Day Length |  |
12h 12m 22s |  |
Distance Earth-Sun (Center-to-center
12:00):
149 045 089 km92 612 325 mi
0°= North, 180°=South
Solar noon
Table view of above data:
(Azimuth: 0°=North, 90°=West, 180°=South, 270°=East)
| Time | Altitude | Azimuth |
| 000 | -46° | 341.1° |
| 100 | -47.5° | 3° |
| 200 | -44.9° | 24.4° |
| 300 | -38.7° | 42.8° |
| 400 | -30.2° | 57.8° |
| 500 | -20.2° | 70.2° |
| 600 | -9.5° | 81.1° |
| 700 | 1.6° | 91.2° |
| 800 | 12.6° | 101.5° |
| 900 | 23.2° | 112.7° |
| 1000 | 32.9° | 125.7° |
| 1100 | 40.9° | 141.6° |
| 1200 | 46.3° | 161.1° |
| 1300 | 47.9° | 183° |
| 1400 | 45.2° | 204.6° |
| 1500 | 39° | 223.1° |
| 1600 | 30.5° | 238.1° |
| 1700 | 20.5° | 250.6° |
| 1800 | 9.8° | 261.5° |
| 1900 | -1.3° | 271.7° |
| 2000 | -12.3° | 282° |
| 2100 | -22.8° | 293.2° |
| 2200 | -32.4° | 306.2° |
| 2300 | -40.4° | 322.1° |
| 2400 | -45.6° | 341.3° |