sun .5deg.comBoston, United States (Massachusetts, Suffolk County) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-05-18.
All times are shown in Boston local time (GMT-04:00
).
Night, Twilight, and Daylight Times in Boston for this day: 2026-05-18
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 03:19:20 | 3h 19m 20s | |
| Astronomical Twilight | 03:19:20 | 04:06:06 | 46m 46s | |
| Nautical Twilight | 04:06:06 | 04:47:00 | 40m 54s | |
| Civil Twilight | 04:47:00 | 05:19:29 | 32m 29s | |
| Daylight | 05:19:29 | 20:01:54 | 14h 42m 25s | |
| Civil Twilight | 20:01:54 | 20:34:23 | 32m 29s | |
| Nautical Twilight | 20:34:23 | 21:15:17 | 40m 54s | |
| Astronomical Twilight | 21:15:17 | 22:02:02 | 46m 45s | |
| Night | 22:02:02 | 23:59:59 | 1h 57m 57s |
Sunrise, Sunset and Solar noon here: Boston, US, for day: 2026-05-18.
| Sunrise | Solar noon | Sunset | |
| Time | 05:19:29 | 12:40:41 | 20:01:54 |
| Azimuth | 62.1° | 180° | 297.9° |
| Day Length |  |
14h 42m 25s |  |
Distance Earth-Sun (Center-to-center
12:00):
151 339 358 km94 037 917 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 | -27.5° | 349.1° |
| 100 | -28° | 5.1° |
| 200 | -25.5° | 20.7° |
| 300 | -20.4° | 35° |
| 400 | -13° | 47.6° |
| 500 | -4.1° | 58.8° |
| 600 | 5.8° | 68.8° |
| 700 | 16.4° | 78.3° |
| 800 | 27.4° | 87.9° |
| 900 | 38.5° | 98.5° |
| 1000 | 49.2° | 111.3° |
| 1100 | 58.8° | 129.1° |
| 1200 | 65.6° | 156.1° |
| 1300 | 66.9° | 191.5° |
| 1400 | 61.8° | 222.3° |
| 1500 | 52.9° | 243° |
| 1600 | 42.5° | 257.3° |
| 1700 | 31.5° | 268.5° |
| 1800 | 20.5° | 278.3° |
| 1900 | 9.7° | 287.8° |
| 2000 | -0.5° | 297.6° |
| 2100 | -9.8° | 308.3° |
| 2200 | -17.7° | 320.3° |
| 2300 | -23.8° | 334° |
| 2400 | -27.3° | 349.1° |