sun .5deg.comBoston, United States (Massachusetts, Suffolk County) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-09-21.
All times are shown in Boston local time (GMT-04:00
).
Night, Twilight, and Daylight Times in Boston for this day: 2026-09-21
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:56:18 | 4h 56m 18s | |
| Astronomical Twilight | 04:56:18 | 05:29:55 | 33m 37s | |
| Nautical Twilight | 05:29:55 | 06:02:49 | 32m 54s | |
| Civil Twilight | 06:02:49 | 06:30:46 | 27m 57s | |
| Daylight | 06:30:46 | 18:43:41 | 12h 12m 55s | |
| Civil Twilight | 18:43:41 | 19:11:38 | 27m 57s | |
| Nautical Twilight | 19:11:38 | 19:44:32 | 32m 54s | |
| Astronomical Twilight | 19:44:32 | 20:18:09 | 33m 37s | |
| Night | 20:18:09 | 23:59:59 | 3h 41m 50s |
Sunrise, Sunset and Solar noon here: Boston, US, for day: 2026-09-21.
| Sunrise | Solar noon | Sunset | |
| Time | 06:30:46 | 12:37:13 | 18:43:41 |
| Azimuth | 88.2° | 180° | 271.5° |
| Day Length |  |
12h 12m 55s |  |
Distance Earth-Sun (Center-to-center
12:00):
150 172 756 km93 313 024 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 | -45.9° | 346.3° |
| 100 | -46.5° | 8° |
| 200 | -43° | 28.6° |
| 300 | -36.2° | 46.1° |
| 400 | -27.4° | 60.4° |
| 500 | -17.2° | 72.4° |
| 600 | -6.4° | 83° |
| 700 | 4.6° | 93.2° |
| 800 | 15.6° | 103.6° |
| 900 | 26° | 115.2° |
| 1000 | 35.4° | 128.8° |
| 1100 | 42.9° | 145.6° |
| 1200 | 47.5° | 166° |
| 1300 | 48° | 188.4° |
| 1400 | 44.4° | 209.5° |
| 1500 | 37.5° | 227.2° |
| 1600 | 28.5° | 241.5° |
| 1700 | 18.2° | 253.5° |
| 1800 | 7.3° | 264.1° |
| 1900 | -3.7° | 274.2° |
| 2000 | -14.7° | 284.6° |
| 2100 | -25.1° | 296.2° |
| 2200 | -34.4° | 309.7° |
| 2300 | -41.8° | 326.4° |
| 2400 | -46.3° | 346.3° |