sun .5deg.comBoston, United States (Massachusetts, Suffolk County) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-07-17.
All times are shown in Boston local time (GMT-04:00
).
Night, Twilight, and Daylight Times in Boston for this day: 2026-07-17
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 03:17:52 | 3h 17m 52s | |
| Astronomical Twilight | 03:17:52 | 04:07:13 | 49m 21s | |
| Nautical Twilight | 04:07:13 | 04:49:31 | 42m 18s | |
| Civil Twilight | 04:49:31 | 05:22:46 | 33m 15s | |
| Daylight | 05:22:46 | 20:18:08 | 14h 55m 22s | |
| Civil Twilight | 20:18:08 | 20:51:23 | 33m 15s | |
| Nautical Twilight | 20:51:23 | 21:33:41 | 42m 18s | |
| Astronomical Twilight | 21:33:41 | 22:23:02 | 49m 21s | |
| Night | 22:23:02 | 23:59:59 | 1h 36m 57s |
Sunrise, Sunset and Solar noon here: Boston, US, for day: 2026-07-17.
| Sunrise | Solar noon | Sunset | |
| Time | 05:22:46 | 12:50:27 | 20:18:08 |
| Azimuth | 59.8° | 180° | 300° |
| Day Length |  |
14h 55m 22s |  |
Distance Earth-Sun (Center-to-center
12:00):
152 039 493 km94 472 961 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 | -25.3° | 346.9° |
| 100 | -26.3° | 2.4° |
| 200 | -24.4° | 17.8° |
| 300 | -19.7° | 32° |
| 400 | -12.9° | 44.7° |
| 500 | -4.3° | 55.9° |
| 600 | 5.3° | 66° |
| 700 | 15.8° | 75.4° |
| 800 | 26.7° | 84.8° |
| 900 | 37.8° | 95° |
| 1000 | 48.6° | 107.1° |
| 1100 | 58.6° | 123.7° |
| 1200 | 66.3° | 149.4° |
| 1300 | 68.7° | 186° |
| 1400 | 64.3° | 219.9° |
| 1500 | 55.7° | 242.1° |
| 1600 | 45.3° | 256.9° |
| 1700 | 34.3° | 268.3° |
| 1800 | 23.2° | 278.1° |
| 1900 | 12.4° | 287.4° |
| 2000 | 2.2° | 297° |
| 2100 | -7.2° | 307.4° |
| 2200 | -15.3° | 319° |
| 2300 | -21.6° | 332.2° |
| 2400 | -25.5° | 346.9° |