Today's Sun Schedule
- Sunrise 06:21 AM
- Sunset 04:41 PM
- Day Length 10 hours 20 minutes
- Solar Noon 11:31 AM
- Dawn 05:51 AM
- Dusk 05:10 PM
- Golden Hour 04:00 PM
Today's Sun Times for Groton, Massachusetts, United States
Sunrise in Groton, Massachusetts, United States today is at 06:21 AM and sunset is at 04:41 PM. The day length is 10 hours 20 minutes.
- Sunrise06:21 AM
- Sunset04:41 PM
- Day Length10 hours 20 minutes
- Solar Noon11:31 AM
- Golden Hour04:00 PM
Today's Sun Schedule & Tomorrow's Sun Schedule
Tomorrow's Sun Schedule
- Sunrise 06:22 AM
- Sunset 04:39 PM
- Day Length 10 hours 17 minutes
- Solar Noon 11:31 AM
- Dawn 05:53 AM
- Dusk 05:09 PM
- Golden Hour 03:59 PM
Interactive Sun Path
Drag the slider to see the sun position, altitude, and shadow length at any time of day.
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Altitude: --°
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Countdown to Sunset
Live countdown to the next sunset.
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Sun is above the horizon for 10 hours 20 minutes today.
Today's Moon & Daylight Progress
See the current moon phase and how far through today's daylight you are.
Today's Moon
Daylight Progress
How far through today's daylight this location is right now.
06:21 AM
11:31 AM
04:41 PM
This Week's Day Length
Photography & Activity Guide
Best times for photography and outdoor activities today.
Golden Hour
04:00 PM
Lasts until sunset at 04:41 PM. Warm, soft light — ideal for portraits and landscapes.
Blue Hour
04:41 PM
Lasts until civil dusk at 05:10 PM. Deep blue sky, city lights pop — perfect for cityscapes.
Best Outdoor Window
10 hours 20 minutes
Long daylight today. Hiking, cycling, and picnics are comfortable until civil dusk at 05:10 PM.
Frequently Asked Questions
Common questions about sunrise and sunset times for this location.
What time is sunrise in Groton, Massachusetts, United States today?
Sunrise in Groton, Massachusetts, United States today is at 06:21 AM local time.
What time does it get dark in Groton, Massachusetts, United States?
The sun sets at 04:41 PM. Full darkness arrives around civil dusk at 05:10 PM.
How long is the longest day in Groton, Massachusetts, United States?
The longest day of the year falls on the summer solstice, June 20-21, with about 15 hours 22 minutes of daylight.
When is golden hour in Groton, Massachusetts, United States?
Today's golden hour starts at 04:00 PM and ends at sunset (04:41 PM). Blue hour follows until civil dusk.
Does Groton, Massachusetts, United States observe daylight saving time?
Please check local regulations. Many regions observe daylight saving time, advancing clocks by one hour in summer.
Sun Times Calendar for March 2024
| Date | Day | Sunrise | Sunset | Day Length |
|---|---|---|---|---|
| 01 March 2024 | Fri | 06:22 AM | 05:37 PM | 11 hours 15 minutes |
| 02 March 2024 | Sat | 06:21 AM | 05:38 PM | 11 hours 17 minutes |
| 03 March 2024 | Sun | 06:19 AM | 05:39 PM | 11 hours 20 minutes |
| 04 March 2024 | Mon | 06:17 AM | 05:40 PM | 11 hours 23 minutes |
| 05 March 2024 | Tue | 06:16 AM | 05:42 PM | 11 hours 26 minutes |
| 06 March 2024 | Wed | 06:14 AM | 05:43 PM | 11 hours 29 minutes |
| 07 March 2024 | Thu | 06:12 AM | 05:44 PM | 11 hours 32 minutes |
| 08 March 2024 | Fri | 06:11 AM | 05:45 PM | 11 hours 34 minutes |
| 09 March 2024 | Sat | 06:09 AM | 05:46 PM | 11 hours 37 minutes |
| 10 March 2024 | Sun | 07:07 AM | 06:48 PM | 11 hours 41 minutes |
| 11 March 2024 | Mon | 07:07 AM | 06:48 PM | 11 hours 41 minutes |
| 12 March 2024 | Tue | 07:05 AM | 06:49 PM | 11 hours 44 minutes |
| 13 March 2024 | Wed | 07:04 AM | 06:50 PM | 11 hours 46 minutes |
| 14 March 2024 | Thu | 07:02 AM | 06:51 PM | 11 hours 49 minutes |
| 15 March 2024 | Fri | 07:00 AM | 06:52 PM | 11 hours 52 minutes |
| 16 March 2024 | Sat | 06:58 AM | 06:53 PM | 11 hours 55 minutes |
| 17 March 2024 | Sun | 06:57 AM | 06:55 PM | 11 hours 58 minutes |
| 18 March 2024 | Mon | 06:55 AM | 06:56 PM | 12 hours 1 minutes |
| 19 March 2024 | Tue | 06:53 AM | 06:57 PM | 12 hours 4 minutes |
| 20 March 2024 | Wed | 06:51 AM | 06:58 PM | 12 hours 7 minutes |
| 21 March 2024 | Thu | 06:50 AM | 06:59 PM | 12 hours 9 minutes |
| 22 March 2024 | Fri | 06:48 AM | 07:00 PM | 12 hours 12 minutes |
| 23 March 2024 | Sat | 06:46 AM | 07:01 PM | 12 hours 15 minutes |
| 24 March 2024 | Sun | 06:44 AM | 07:03 PM | 12 hours 19 minutes |
| 25 March 2024 | Mon | 06:43 AM | 07:04 PM | 12 hours 21 minutes |
| 26 March 2024 | Tue | 06:41 AM | 07:05 PM | 12 hours 24 minutes |
| 27 March 2024 | Wed | 06:39 AM | 07:06 PM | 12 hours 27 minutes |
| 28 March 2024 | Thu | 06:37 AM | 07:07 PM | 12 hours 30 minutes |
| 29 March 2024 | Fri | 06:36 AM | 07:08 PM | 12 hours 32 minutes |
| 30 March 2024 | Sat | 06:34 AM | 07:09 PM | 12 hours 35 minutes |
| 31 March 2024 | Sun | 06:32 AM | 07:11 PM | 12 hours 39 minutes |
| 01 April 2024 | Mon | 06:30 AM | 07:12 PM | 12 hours 42 minutes |
| 02 April 2024 | Tue | 06:29 AM | 07:13 PM | 12 hours 44 minutes |
| 03 April 2024 | Wed | 06:27 AM | 07:14 PM | 12 hours 47 minutes |
| 04 April 2024 | Thu | 06:25 AM | 07:15 PM | 12 hours 50 minutes |
| 05 April 2024 | Fri | 06:23 AM | 07:16 PM | 12 hours 53 minutes |
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