Sunrise and sunset times in Groton, MA
Check out today's and tomorrow's sunrise and sunset times in Groton, MA, United States, as well as the whole calendar for July 2026.
Today
July 12, 2026 . Current time: 12:12:34 am
First light at 4:45:56 am
Sunrise time: 5:18:16 am
Sunset time: 8:25:44 pm
Last light at 8:58:04 pm
Day length: 15 hours, 7 minutes
20 hours, 13 minutes left for today's sunset in Groton
Moon will rise on Jul 12 at 2:44 AM
Moon will set on Jul 12 at 7:20 PMMoon phase: 🌘 Waning Crescent (7%)🌑 New moon: Jul 14 at 5:45 AM · 🌕 Full moon: Jul 29 at 10:37 AMTomorrow
July 13, 2026
First light at 4:46:50 am
Sunrise time: 5:19:04 am
Sunset time: 8:25:10 pm
Last light at 8:57:25 pm
Day length: 15 hours, 6 minutes
Tomorrow will be 1 minute shorter than today in Groton
Moon will rise on Jul 13 at 3:54 AM Moon will set on Jul 13 at 8:16 PMMoon phase: 🌑 New Moon (0%)
- Groton, Massachusetts
- Latitude: 42.611256
- Longitude: -71.575172
- Time zone: Eastern Time EDT
Shortest day in Groton, MA
The shortest day of the year will be in 6 months, during the winter solstice on December 21, 2026, with a daylight length of 9 hours and 6 minutes.Longest day in Groton, MA
The longest day of the year was 21 days ago, during the summer solstice on June 21, 2026, with a daylight length of 15 hours and 22 minutes.
July 2026 - Groton, Massachusetts - Sunrise and sunset calendar
Sunrise and sunset times, civil twilight start and end times as well as solar noon, and day length for every day of July in Groton.
The day length shortens by 45 minutes over the course of July 2026 in Groton, MA - from 15 hours, 18 minutes on the first day to 14 hours, 33 minutes on the last day.
| Day | Twilight Start | Sunrise | Sunset | Twilight End | Day Length | Day Length Variation | Solar Noon
Time of day when the sun reaches its highest point in the sky.
|
Max Sun Altitude | Nautical Twilight Start | Nautical Twilight End | Astronomical Twilight Start | Astronomical Twilight End | Night Length
Calculated form this day's sunset to the next day's sunrise.
|
Moon phase |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wed, Jul 1 | 4:37:50 am | 5:10:54 am | 8:29:35 pm | 9:02:39 pm | 15h 18m 41s | 15h 18m 41s | 12:50:14 pm | 65.7° | 3:52:54 am | 9:47:34 pm | 2:58:12 am | 10:42:17 pm | 8h 41m 52s | 🌖 (99%) |
| Thu, Jul 2 | 4:38:25 am | 5:11:27 am | 8:29:25 pm | 9:02:26 pm | 15h 17m 58s | 0m -43s | 12:50:26 pm | 65.6° | 3:53:36 am | 9:47:16 pm | 2:59:06 am | 10:41:46 pm | 8h 42m 36s | 🌖 (96%) |
| Fri, Jul 3 | 4:39:03 am | 5:12:01 am | 8:29:12 pm | 9:02:11 pm | 15h 17m 11s | 0m -47s | 12:50:37 pm | 65.5° | 3:54:20 am | 9:46:54 pm | 3:00:04 am | 10:41:10 pm | 8h 43m 25s | 🌖 (91%) |
| Sat, Jul 4 | 4:39:42 am | 5:12:37 am | 8:28:58 pm | 9:01:53 pm | 15h 16m 21s | 0m -50s | 12:50:48 pm | 65.4° | 3:55:06 am | 9:46:29 pm | 3:01:04 am | 10:40:31 pm | 8h 44m 17s | 🌖 (84%) |
| Sun, Jul 5 | 4:40:24 am | 5:13:15 am | 8:28:41 pm | 9:01:32 pm | 15h 15m 26s | 0m -55s | 12:50:58 pm | 65.3° | 3:55:54 am | 9:46:02 pm | 3:02:08 am | 10:39:48 pm | 8h 45m 13s | 🌖 (76%) |
| Mon, Jul 6 | 4:41:07 am | 5:13:54 am | 8:28:22 pm | 9:01:10 pm | 15h 14m 28s | 0m -58s | 12:51:08 pm | 65.2° | 3:56:45 am | 9:45:31 pm | 3:03:14 am | 10:39:02 pm | 8h 46m 12s | 🌖 (67%) |
| Tue, Jul 7 | 4:41:51 am | 5:14:34 am | 8:28:01 pm | 9:00:44 pm | 15h 13m 27s | -1m -1s | 12:51:18 pm | 65.1° | 3:57:37 am | 9:44:58 pm | 3:04:24 am | 10:38:12 pm | 8h 47m 15s | 🌖 (57%) |
| Wed, Jul 8 | 4:42:37 am | 5:15:16 am | 8:27:38 pm | 9:00:17 pm | 15h 12m 22s | -1m -5s | 12:51:27 pm | 65° | 3:58:32 am | 9:44:23 pm | 3:05:35 am | 10:37:19 pm | 8h 48m 21s | 🌗 (46%) |
| Thu, Jul 9 | 4:43:25 am | 5:15:59 am | 8:27:13 pm | 8:59:47 pm | 15h 11m 14s | -1m -8s | 12:51:36 pm | 64.9° | 3:59:28 am | 9:43:44 pm | 3:06:50 am | 10:36:22 pm | 8h 49m 31s | 🌘 (35%) |
| Fri, Jul 10 | 4:44:14 am | 5:16:44 am | 8:26:45 pm | 8:59:15 pm | 15h 10m 1s | -1m -13s | 12:51:44 pm | 64.8° | 4:00:26 am | 9:43:03 pm | 3:08:07 am | 10:35:22 pm | 8h 50m 44s | 🌘 (25%) |
| Sat, Jul 11 | 4:45:04 am | 5:17:29 am | 8:26:15 pm | 8:58:40 pm | 15h 8m 46s | -1m -15s | 12:51:52 pm | 64.6° | 4:01:26 am | 9:42:19 pm | 3:09:26 am | 10:34:19 pm | 8h 52m 1s | 🌘 (15%) |
| Sun, Jul 12 | 4:45:56 am | 5:18:16 am | 8:25:44 pm | 8:58:04 pm | 15h 7m 28s | -1m -18s | 12:52:00 pm | 64.5° | 4:02:27 am | 9:41:33 pm | 3:10:47 am | 10:33:13 pm | 8h 53m 20s | 🌘 (8%) |
| Mon, Jul 13 | 4:46:50 am | 5:19:04 am | 8:25:10 pm | 8:57:25 pm | 15h 6m 6s | -1m -22s | 12:52:07 pm | 64.4° | 4:03:31 am | 9:40:44 pm | 3:12:11 am | 10:32:04 pm | 8h 54m 44s | 🌘 (2%) |
| Tue, Jul 14 | 4:47:44 am | 5:19:54 am | 8:24:34 pm | 8:56:43 pm | 15h 4m 40s | -1m -26s | 12:52:14 pm | 64.2° | 4:04:35 am | 9:39:52 pm | 3:13:36 am | 10:30:52 pm | 8h 56m 10s | 🌑 (0%) |
| Wed, Jul 15 | 4:48:40 am | 5:20:44 am | 8:23:56 pm | 8:56:00 pm | 15h 3m 12s | -1m -28s | 12:52:20 pm | 64° | 4:05:41 am | 9:38:58 pm | 3:15:03 am | 10:29:37 pm | 8h 57m 39s | 🌒 (1%) |
| Thu, Jul 16 | 4:49:37 am | 5:21:35 am | 8:23:16 pm | 8:55:14 pm | 15h 1m 41s | -1m -31s | 12:52:26 pm | 63.9° | 4:06:49 am | 9:38:02 pm | 3:16:31 am | 10:28:20 pm | 8h 59m 12s | 🌒 (4%) |
| Fri, Jul 17 | 4:50:35 am | 5:22:28 am | 8:22:34 pm | 8:54:27 pm | 15h 0m 6s | -1m -35s | 12:52:31 pm | 63.7° | 4:07:58 am | 9:37:03 pm | 3:18:02 am | 10:27:00 pm | 9h 0m 47s | 🌒 (10%) |
| Sat, Jul 18 | 4:51:34 am | 5:23:21 am | 8:21:50 pm | 8:53:37 pm | 14h 58m 29s | -1m -37s | 12:52:35 pm | 63.5° | 4:09:08 am | 9:36:02 pm | 3:19:33 am | 10:25:37 pm | 9h 2m 25s | 🌒 (18%) |
| Sun, Jul 19 | 4:52:34 am | 5:24:15 am | 8:21:04 pm | 8:52:45 pm | 14h 56m 49s | -1m -40s | 12:52:39 pm | 63.4° | 4:10:19 am | 9:34:59 pm | 3:21:06 am | 10:24:12 pm | 9h 4m 6s | 🌒 (27%) |
| Mon, Jul 20 | 4:53:35 am | 5:25:10 am | 8:20:16 pm | 8:51:51 pm | 14h 55m 6s | -1m -43s | 12:52:43 pm | 63.2° | 4:11:31 am | 9:33:54 pm | 3:22:40 am | 10:22:45 pm | 9h 5m 49s | 🌒 (37%) |
| Tue, Jul 21 | 4:54:37 am | 5:26:05 am | 8:19:26 pm | 8:50:55 pm | 14h 53m 21s | -1m -45s | 12:52:46 pm | 63° | 4:12:45 am | 9:32:46 pm | 3:24:15 am | 10:21:16 pm | 9h 7m 36s | 🌓 (47%) |
| Wed, Jul 22 | 4:55:39 am | 5:27:02 am | 8:18:34 pm | 8:49:57 pm | 14h 51m 32s | -1m -49s | 12:52:48 pm | 62.8° | 4:13:59 am | 9:31:37 pm | 3:25:51 am | 10:19:45 pm | 9h 9m 25s | 🌔 (57%) |
| Thu, Jul 23 | 4:56:43 am | 5:27:59 am | 8:17:40 pm | 8:48:57 pm | 14h 49m 41s | -1m -51s | 12:52:50 pm | 62.6° | 4:15:14 am | 9:30:25 pm | 3:27:28 am | 10:18:11 pm | 9h 11m 17s | 🌔 (66%) |
| Fri, Jul 24 | 4:57:47 am | 5:28:57 am | 8:16:45 pm | 8:47:55 pm | 14h 47m 48s | -1m -53s | 12:52:51 pm | 62.4° | 4:16:30 am | 9:29:12 pm | 3:29:06 am | 10:16:36 pm | 9h 13m 11s | 🌔 (75%) |
| Sat, Jul 25 | 4:58:52 am | 5:29:56 am | 8:15:47 pm | 8:46:51 pm | 14h 45m 51s | -1m -57s | 12:52:51 pm | 62.1° | 4:17:47 am | 9:27:56 pm | 3:30:44 am | 10:14:59 pm | 9h 15m 8s | 🌔 (83%) |
| Sun, Jul 26 | 4:59:57 am | 5:30:55 am | 8:14:48 pm | 8:45:46 pm | 14h 43m 53s | -1m -58s | 12:52:51 pm | 61.9° | 4:19:04 am | 9:26:39 pm | 3:32:23 am | 10:13:20 pm | 9h 17m 6s | 🌔 (89%) |
| Mon, Jul 27 | 5:01:03 am | 5:31:54 am | 8:13:47 pm | 8:44:38 pm | 14h 41m 53s | -2m 0s | 12:52:51 pm | 61.7° | 4:20:22 am | 9:25:20 pm | 3:34:02 am | 10:11:39 pm | 9h 19m 7s | 🌔 (94%) |
| Tue, Jul 28 | 5:02:10 am | 5:32:54 am | 8:12:45 pm | 8:43:29 pm | 14h 39m 51s | -2m -2s | 12:52:50 pm | 61.5° | 4:21:40 am | 9:23:59 pm | 3:35:42 am | 10:09:57 pm | 9h 21m 10s | 🌔 (98%) |
| Wed, Jul 29 | 5:03:17 am | 5:33:55 am | 8:11:40 pm | 8:42:18 pm | 14h 37m 45s | -2m -6s | 12:52:48 pm | 61.2° | 4:22:59 am | 9:22:36 pm | 3:37:22 am | 10:08:13 pm | 9h 23m 16s | 🌕 (100%) |
| Thu, Jul 30 | 5:04:25 am | 5:34:56 am | 8:10:34 pm | 8:41:06 pm | 14h 35m 38s | -2m -7s | 12:52:45 pm | 61° | 4:24:19 am | 9:21:12 pm | 3:39:03 am | 10:06:28 pm | 9h 25m 24s | 🌖 (100%) |
| Fri, Jul 31 | 5:05:33 am | 5:35:58 am | 8:09:27 pm | 8:39:52 pm | 14h 33m 29s | -2m -9s | 12:52:42 pm | 60.7° | 4:25:38 am | 9:19:46 pm | 3:40:43 am | 10:04:41 pm | 9h 27m 33s | 🌖 (98%) |
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Sunrise and Sunset photos in Groton, MA
Enjoy this beautiful gallery of images of the sunset and sunrise at Groton, MA. All images provided by our fantastic community of photographers!
Year distribution of sunrise and sunset times in Groton, MA - 2026
The following graph shows sunrise and sunset times in Groton, MA for every day of the year. There are two jumps in the graph that represent the hour change for Daylight Saving Time (DST) in Groton, MA.
Daylight Dawn & dusk (civil twilight) Night Solar noon · Vertical steps in the curves = DST clock change
Earliest and latest sunrise and sunset in Groton, MA
In Groton, MA, the earliest sunrise of 2026 is on June 14 at 5:06 am, while the latest sunrise is on October 31 at 7:17 am. The earliest sunset is on December 8 at 4:14 pm, and the latest sunset is on June 27 at 8:29 pm.
Groton, MA gets 6h 16m more daylight on the longest day than on the shortest one (15h 22m versus 9h 06m). Averaged over the whole year, a day lasts 12h 16m.
Places near Groton, MA
These nearby towns and cities have almost the same sunrise and sunset times as Groton, MA — the difference is only seconds to a couple of minutes. Select any place to see its own sun calendar:
Ayer 6 kmPepperell 6 kmShirley 10 kmLittleton 10 kmDunstable 10 kmWestford 12 kmHarvard 12 kmTownsend 12 km