Today in Boston, USA, the sun rises at 5:59 AM and sets at 7:38 PM, giving the city exactly 13h 39m of daylight. That is 3 minutes shorter than yesterday—losing 3 minutes of daylight each day. With 122 days until the Winter Solstice on December 21, Boston is currently in its Summer season.
Golden Hour & Twilight Windows in Boston
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Boston runs from N/A to 6:37 AM. The evening golden hour begins at 7:00 PM and lasts until 7:38 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. Boston sits in the subtropics, where the annual swing in daylight is moderate.
Solar Noon & UV Index
Solar noon in Boston falls exactly at 12:48 PM, which is the moment the sun reaches its peak altitude of 21.46 above the horizon. At this specific time, the solar angle produces a relatively low UV exposure day for Boston, typical of its Summer season.
Why Does Sunrise Shift in Boston?
At Boston's latitude of 42.3588336°, the sun currently rises at an azimuth of 272.98° (W). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Boston are calculated using advanced solar algorithms (SunCalc) based on coordinates 42.3588336, -71.0578303. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Boston (Past Years)
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Here is a comparison of today's sunrise and sunset times in Boston versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 5:59 AM | 7:38 PM | 13h 39m |
| 2025 | 5:59 AM | 7:38 PM | 13h 38m |
| 2021 | 5:59 AM | 7:38 PM | 13h 38m |
Frequently Asked Questions
What time does the sun rise in Boston today?
In Boston, the sun rises at exactly 5:59 AM and sets at 7:38 PM today. This gives the city a total of 13h 39m of daylight.
When is golden hour in Boston today?
Today, morning golden hour in Boston runs from N/A to 6:37 AM. Evening golden hour begins at 7:00 PM and lasts until 7:35 PM.
Why does sunrise in Boston shift every day?
At Boston's latitude, the sun currently rises at an azimuth of 272.98° (W). Because of Earth's tilt, the city is losing 3 minutes of daylight each day until the Winter Solstice on December 21.
What is the UV Index in Boston at solar noon?
Solar noon occurs at 12:48 PM when the sun reaches 21.46. This produces a relatively low UV exposure day for Boston, typical of its Summer season.
Has the sunrise time in Boston changed compared to previous years?
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Exactly one year ago in 2025, sunrise was at 5:59 AM, and five years ago in 2021, it was at 5:59 AM.