Sunrise and sunset times in Chelmsford, MA
Check out today's and tomorrow's sunrise and sunset times in Chelmsford, MA, United States, as well as the whole calendar for July 2026.
Today
July 11, 2026 . Current time: 11:59:59 pm
First light at 4:44:17 am
Sunrise time: 5:16:42 am
Sunset time: 8:25:23 pm
Last light at 8:57:48 pm
Day length: 15 hours, 8 minutes
Sunset in Chelmsford was 3 hours, 34 minutes ago
Moon set on Jul 11 at 6:10 PM
Moon will rise on Jul 12 at 2:43 AMMoon phase: 🌘 Waning Crescent (8%)🌑 New moon: Jul 14 at 5:45 AM · 🌕 Full moon: Jul 29 at 10:37 AMTomorrow
July 12, 2026
First light at 4:45:09 am
Sunrise time: 5:17:29 am
Sunset time: 8:24:52 pm
Last light at 8:57:11 pm
Day length: 15 hours, 7 minutes
Tomorrow will be 1 minute shorter than today in Chelmsford
Moon will rise on Jul 12 at 2:43 AM Moon will set on Jul 12 at 7:19 PMMoon phase: 🌘 Waning Crescent (2%)
- Chelmsford, Massachusetts
- Latitude: 42.599815
- Longitude: -71.367287
- Time zone: Eastern Time EDT
Shortest day in Chelmsford, 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 Chelmsford, MA
The longest day of the year was 22 days ago, during the summer solstice on June 20, 2026, with a daylight length of 15 hours and 22 minutes.
July 2026 - Chelmsford, 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 Chelmsford.
The day length shortens by 45 minutes over the course of July 2026 in Chelmsford, 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 | 4:37:03 am | 5:10:07 am | 8:28:43 pm | 9:01:46 pm | 15h 18m 36s | 15h 18m 36s | 12:49:25 pm | 65.7° | 3:52:09 am | 9:46:40 pm | 2:57:28 am | 10:41:21 pm | 8h 41m 56s | 🌖 (99%) |
| Thu, Jul 2 | 4:37:39 am | 5:10:39 am | 8:28:32 pm | 9:01:33 pm | 15h 17m 53s | 0m -43s | 12:49:36 pm | 65.6° | 3:52:50 am | 9:46:22 pm | 2:58:22 am | 10:40:49 pm | 8h 42m 42s | 🌖 (96%) |
| Fri, Jul 3 | 4:38:16 am | 5:11:14 am | 8:28:20 pm | 9:01:18 pm | 15h 17m 6s | 0m -47s | 12:49:47 pm | 65.5° | 3:53:34 am | 9:46:00 pm | 2:59:20 am | 10:40:14 pm | 8h 43m 30s | 🌖 (91%) |
| Sat, Jul 4 | 4:38:56 am | 5:11:50 am | 8:28:06 pm | 9:01:00 pm | 15h 16m 16s | 0m -50s | 12:49:58 pm | 65.4° | 3:54:20 am | 9:45:35 pm | 3:00:20 am | 10:39:35 pm | 8h 44m 21s | 🌖 (84%) |
| Sun, Jul 5 | 4:39:37 am | 5:12:27 am | 8:27:49 pm | 9:00:39 pm | 15h 15m 22s | 0m -54s | 12:50:08 pm | 65.3° | 3:55:08 am | 9:45:08 pm | 3:01:24 am | 10:38:52 pm | 8h 45m 17s | 🌖 (76%) |
| Mon, Jul 6 | 4:40:20 am | 5:13:06 am | 8:27:30 pm | 9:00:17 pm | 15h 14m 24s | 0m -58s | 12:50:18 pm | 65.2° | 3:55:59 am | 9:44:38 pm | 3:02:30 am | 10:38:06 pm | 8h 46m 17s | 🌖 (67%) |
| Tue, Jul 7 | 4:41:04 am | 5:13:47 am | 8:27:09 pm | 8:59:52 pm | 15h 13m 22s | -1m -2s | 12:50:28 pm | 65.1° | 3:56:51 am | 9:44:05 pm | 3:03:40 am | 10:37:16 pm | 8h 47m 20s | 🌖 (57%) |
| Wed, Jul 8 | 4:41:50 am | 5:14:29 am | 8:26:46 pm | 8:59:24 pm | 15h 12m 17s | -1m -5s | 12:50:37 pm | 65° | 3:57:46 am | 9:43:29 pm | 3:04:51 am | 10:36:23 pm | 8h 48m 26s | 🌗 (46%) |
| Thu, Jul 9 | 4:42:38 am | 5:15:12 am | 8:26:20 pm | 8:58:54 pm | 15h 11m 8s | -1m -9s | 12:50:46 pm | 64.9° | 3:58:42 am | 9:42:50 pm | 3:06:06 am | 10:35:26 pm | 8h 49m 36s | 🌘 (35%) |
| Fri, Jul 10 | 4:43:27 am | 5:15:56 am | 8:25:53 pm | 8:58:22 pm | 15h 9m 57s | -1m -11s | 12:50:55 pm | 64.8° | 3:59:40 am | 9:42:09 pm | 3:07:23 am | 10:34:26 pm | 8h 50m 49s | 🌘 (25%) |
| Sat, Jul 11 | 4:44:17 am | 5:16:42 am | 8:25:23 pm | 8:57:48 pm | 15h 8m 41s | -1m -16s | 12:51:03 pm | 64.6° | 4:00:40 am | 9:41:25 pm | 3:08:42 am | 10:33:23 pm | 8h 52m 6s | 🌘 (15%) |
| Sun, Jul 12 | 4:45:09 am | 5:17:29 am | 8:24:52 pm | 8:57:11 pm | 15h 7m 23s | -1m -18s | 12:51:10 pm | 64.5° | 4:01:41 am | 9:40:39 pm | 3:10:03 am | 10:32:17 pm | 8h 53m 25s | 🌘 (8%) |
| Mon, Jul 13 | 4:46:02 am | 5:18:17 am | 8:24:18 pm | 8:56:32 pm | 15h 6m 1s | -1m -22s | 12:51:17 pm | 64.3° | 4:02:44 am | 9:39:50 pm | 3:11:26 am | 10:31:08 pm | 8h 54m 48s | 🌘 (2%) |
| Tue, Jul 14 | 4:46:57 am | 5:19:06 am | 8:23:42 pm | 8:55:51 pm | 15h 4m 36s | -1m -25s | 12:51:24 pm | 64.2° | 4:03:49 am | 9:38:59 pm | 3:12:51 am | 10:29:56 pm | 8h 56m 14s | 🌑 (0%) |
| Wed, Jul 15 | 4:47:53 am | 5:19:56 am | 8:23:04 pm | 8:55:07 pm | 15h 3m 8s | -1m -28s | 12:51:30 pm | 64° | 4:04:55 am | 9:38:05 pm | 3:14:18 am | 10:28:42 pm | 8h 57m 44s | 🌒 (1%) |
| Thu, Jul 16 | 4:48:50 am | 5:20:48 am | 8:22:24 pm | 8:54:22 pm | 15h 1m 36s | -1m -32s | 12:51:36 pm | 63.9° | 4:06:03 am | 9:37:09 pm | 3:15:47 am | 10:27:24 pm | 8h 59m 16s | 🌒 (4%) |
| Fri, Jul 17 | 4:49:47 am | 5:21:40 am | 8:21:42 pm | 8:53:34 pm | 15h 0m 2s | -1m -34s | 12:51:41 pm | 63.7° | 4:07:12 am | 9:36:10 pm | 3:17:17 am | 10:26:05 pm | 9h 0m 51s | 🌒 (10%) |
| Sat, Jul 18 | 4:50:46 am | 5:22:33 am | 8:20:58 pm | 8:52:44 pm | 14h 58m 25s | -1m -37s | 12:51:45 pm | 63.5° | 4:08:22 am | 9:35:09 pm | 3:18:48 am | 10:24:42 pm | 9h 2m 29s | 🌒 (18%) |
| Sun, Jul 19 | 4:51:46 am | 5:23:27 am | 8:20:12 pm | 8:51:52 pm | 14h 56m 45s | -1m -40s | 12:51:49 pm | 63.3° | 4:09:33 am | 9:34:06 pm | 3:20:21 am | 10:23:18 pm | 9h 4m 10s | 🌒 (27%) |
| Mon, Jul 20 | 4:52:47 am | 5:24:22 am | 8:19:24 pm | 8:50:58 pm | 14h 55m 2s | -1m -43s | 12:51:53 pm | 63.2° | 4:10:45 am | 9:33:01 pm | 3:21:55 am | 10:21:51 pm | 9h 5m 54s | 🌒 (37%) |
| Tue, Jul 21 | 4:53:49 am | 5:25:18 am | 8:18:34 pm | 8:50:02 pm | 14h 53m 16s | -1m -46s | 12:51:56 pm | 63° | 4:11:58 am | 9:31:53 pm | 3:23:30 am | 10:20:21 pm | 9h 7m 40s | 🌓 (47%) |
| Wed, Jul 22 | 4:54:52 am | 5:26:14 am | 8:17:42 pm | 8:49:04 pm | 14h 51m 28s | -1m -48s | 12:51:58 pm | 62.8° | 4:13:12 am | 9:30:44 pm | 3:25:06 am | 10:18:50 pm | 9h 9m 29s | 🌔 (57%) |
| Thu, Jul 23 | 4:55:55 am | 5:27:11 am | 8:16:48 pm | 8:48:04 pm | 14h 49m 37s | -1m -51s | 12:52:00 pm | 62.6° | 4:14:27 am | 9:29:32 pm | 3:26:43 am | 10:17:17 pm | 9h 11m 21s | 🌔 (66%) |
| Fri, Jul 24 | 4:56:59 am | 5:28:09 am | 8:15:53 pm | 8:47:02 pm | 14h 47m 44s | -1m -53s | 12:52:01 pm | 62.4° | 4:15:43 am | 9:28:19 pm | 3:28:20 am | 10:15:41 pm | 9h 13m 15s | 🌔 (75%) |
| Sat, Jul 25 | 4:58:04 am | 5:29:08 am | 8:14:55 pm | 8:45:59 pm | 14h 45m 47s | -1m -57s | 12:52:01 pm | 62.1° | 4:17:00 am | 9:27:03 pm | 3:29:59 am | 10:14:04 pm | 9h 15m 12s | 🌔 (83%) |
| Sun, Jul 26 | 4:59:10 am | 5:30:07 am | 8:13:56 pm | 8:44:53 pm | 14h 43m 49s | -1m -58s | 12:52:01 pm | 61.9° | 4:18:17 am | 9:25:46 pm | 3:31:37 am | 10:12:25 pm | 9h 17m 10s | 🌔 (89%) |
| Mon, Jul 27 | 5:00:16 am | 5:31:06 am | 8:12:55 pm | 8:43:46 pm | 14h 41m 49s | -2m 0s | 12:52:01 pm | 61.7° | 4:19:35 am | 9:24:27 pm | 3:33:17 am | 10:10:45 pm | 9h 19m 11s | 🌔 (94%) |
| Tue, Jul 28 | 5:01:22 am | 5:32:06 am | 8:11:53 pm | 8:42:37 pm | 14h 39m 47s | -2m -2s | 12:52:00 pm | 61.5° | 4:20:54 am | 9:23:06 pm | 3:34:56 am | 10:09:03 pm | 9h 21m 14s | 🌔 (98%) |
| Wed, Jul 29 | 5:02:29 am | 5:33:07 am | 8:10:48 pm | 8:41:26 pm | 14h 37m 41s | -2m -6s | 12:51:58 pm | 61.2° | 4:22:12 am | 9:21:43 pm | 3:36:37 am | 10:07:19 pm | 9h 23m 20s | 🌕 (100%) |
| Thu, Jul 30 | 5:03:37 am | 5:34:08 am | 8:09:43 pm | 8:40:14 pm | 14h 35m 35s | -2m -6s | 12:51:55 pm | 61° | 4:23:32 am | 9:20:19 pm | 3:38:17 am | 10:05:34 pm | 9h 25m 27s | 🌖 (100%) |
| Fri, Jul 31 | 5:04:45 am | 5:35:10 am | 8:08:35 pm | 8:39:00 pm | 14h 33m 25s | -2m -10s | 12:51:52 pm | 60.7° | 4:24:52 am | 9:18:53 pm | 3:39:57 am | 10:03:47 pm | 9h 27m 37s | 🌖 (98%) |
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Sunrise and Sunset photos in Chelmsford, MA
Enjoy this beautiful gallery of images of the sunset and sunrise at Chelmsford, MA. All images provided by our fantastic community of photographers!
Year distribution of sunrise and sunset times in Chelmsford, MA - 2026
The following graph shows sunrise and sunset times in Chelmsford, 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 Chelmsford, MA.
Daylight Dawn & dusk (civil twilight) Night Solar noon · Vertical steps in the curves = DST clock change
Earliest and latest sunrise and sunset in Chelmsford, MA
In Chelmsford, MA, the earliest sunrise of 2026 is on June 14 at 5:05 am, while the latest sunrise is on October 31 at 7:16 am. The earliest sunset is on December 8 at 4:13 pm, and the latest sunset is on June 26 at 8:29 pm.
Chelmsford, MA gets 6h 15m 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 Chelmsford, MA
These nearby towns and cities have almost the same sunrise and sunset times as Chelmsford, MA — the difference is only seconds to a couple of minutes. Select any place to see its own sun calendar:
Lowell 6 kmWestford 6 kmCarlisle 8 kmBillerica 9 kmDracut 10 kmTyngsborough 10 kmTewksbury 11 kmDunstable 13 km