sun .5deg.comSunrise, Sunset and Sun position here: South Boston, United States (Massachusetts, Suffolk County).
Current time: Thursday, 2026-04-30, 01:18 (GMT-04:00) America/New_York
.
All times are shown in South Boston local time.
Solar noon
Today will be at: 12:41 (remaining time: +11h 23m),
Maximal altitude of Sun: 62.5°.
Day Length: 14h 2m 15s (time between sunrise and sunset).
| Sunrise | Solar noon | Sunset | |
| Time | 05:40:16 | 12:41:24 | 19:42:31 |
| Azimuth | 68.9° | 180° | 291.1° |
| Day Length | ![]() |
14h 2m 15s | ![]() |
Current distance Earth ↔ Sun:
Center-to-center: 150 699 559 km
93 640 365 mi
South Boston ↔ Sun, nearest point: 150 007 274 km
93 210 199 mi

| Local timezone: | GMT-04:00 |
| Latitude: | 42.33343° |
| Longitude: | -71.04949° |
| Country: | United States Massachusetts |
| Population: | 571 281 |
| Zone Type | Start | End | Length | |
| Night | 00:00:00 | 03:51:26 | 3h 51m 26s | |
| Astronomical Twilight | 03:51:26 | 04:32:19 | 40m 53s | |
| Nautical Twilight | 04:32:19 | 05:09:47 | 37m 28s | |
| Civil Twilight | 05:09:47 | 05:40:16 | 30m 29s | |
| Daylight | 05:40:16 | 19:42:31 | 14h 2m 15s | |
| Civil Twilight | 19:42:31 | 20:13:00 | 30m 29s | |
| Nautical Twilight | 20:13:00 | 20:50:28 | 37m 28s | |
| Astronomical Twilight | 20:50:28 | 21:31:21 | 40m 53s | |
| Night | 21:31:21 | 23:59:59 | 2h 28m 38s |
Altitude
0-24, Current: -32.4° (
01:18)
Azimuth
0-24, Current: 10.4° (
01:18)
Solar noon
| Yesterday | Today | Tomorrow | |||
| date: | 2026-04-28 | 2026-04-29 | 2026-04-30 | 2026-05-01 | 2026-05-02 |
| Day: | Tuesday | Wednesday | Thursday | Friday | Saturday |
| Sunrise: | 05:43:02 | 05:41:39 | 05:40:16 | 05:38:55 | 05:37:35 |
| Solar noon: | 12:41:40 | 12:41:31 | 12:41:24 | 12:41:16 | 12:41:10 |
| Sunset: | 19:40:17 | 19:41:24 | 19:42:31 | 19:43:38 | 19:44:44 |
| Day Length: | 13h 57m 15s | 13h 59m 45s | 14h 2m 15s | 14h 4m 43s | 14h 7m 9s |
South Boston sunrise, sunset informations for whole month (or Year 2026):