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 August 2026.
Today
August 1, 2026 . Current time: 3:59:37 am
First light at 5:05:53 am
Sunrise time: 5:36:12 am
Sunset time: 8:07:26 pm
Last light at 8:37:44 pm
Day length: 14 hours, 31 minutes
16 hours, 7 minutes left for today's sunset in Chelmsford
Moon will set on Aug 1 at 8:38 AM
Moon will rise on Aug 1 at 9:32 PMMoon phase: 🌖 Waning Gibbous (93%)🌑 New moon: Aug 12 at 1:37 PM · 🌕 Full moon: Aug 28 at 12:19 AMTomorrow
August 2, 2026
First light at 5:07:02 am
Sunrise time: 5:37:14 am
Sunset time: 8:06:15 pm
Last light at 8:36:27 pm
Day length: 14 hours, 29 minutes
Tomorrow will be 2 minutes shorter than today in Chelmsford
Moon will set on Aug 2 at 9:45 AM Moon will rise on Aug 2 at 9:52 PMMoon phase: 🌖 Waning Gibbous (80%)
- 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 5 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 1 month and 11 days ago, during the summer solstice on June 20, 2026, with a daylight length of 15 hours and 22 minutes.
August 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 August in Chelmsford.
The day length shortens by 1 hour, 16 minutes over the course of August 2026 in Chelmsford, MA - from 14 hours, 31 minutes on the first day to 13 hours, 15 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sat, Aug 1 | 5:05:53 am | 5:36:12 am | 8:07:26 pm | 8:37:44 pm | 14h 31m 14s | 14h 31m 14s | 12:51:49 pm | 60.5° | 4:26:12 am | 9:17:26 pm | 3:41:38 am | 10:01:59 pm | 9h 29m 48s | 🌖 (94%) |
| Sun, Aug 2 | 5:07:02 am | 5:37:14 am | 8:06:15 pm | 8:36:27 pm | 14h 29m 1s | -2m -13s | 12:51:44 pm | 60.2° | 4:27:32 am | 9:15:57 pm | 3:43:19 am | 10:00:10 pm | 9h 32m 1s | 🌖 (88%) |
| Mon, Aug 3 | 5:08:11 am | 5:38:16 am | 8:05:03 pm | 8:35:08 pm | 14h 26m 47s | -2m -14s | 12:51:40 pm | 60° | 4:28:53 am | 9:14:26 pm | 3:44:59 am | 9:58:20 pm | 9h 34m 16s | 🌖 (80%) |
| Tue, Aug 4 | 5:09:20 am | 5:39:19 am | 8:03:49 pm | 8:33:48 pm | 14h 24m 30s | -2m -17s | 12:51:34 pm | 59.7° | 4:30:13 am | 9:12:55 pm | 3:46:40 am | 9:56:28 pm | 9h 36m 33s | 🌖 (71%) |
| Wed, Aug 5 | 5:10:29 am | 5:40:22 am | 8:02:34 pm | 8:32:27 pm | 14h 22m 12s | -2m -18s | 12:51:28 pm | 59.4° | 4:31:34 am | 9:11:22 pm | 3:48:20 am | 9:54:36 pm | 9h 38m 51s | 🌖 (60%) |
| Thu, Aug 6 | 5:11:39 am | 5:41:25 am | 8:01:17 pm | 8:31:04 pm | 14h 19m 52s | -2m -20s | 12:51:21 pm | 59.2° | 4:32:55 am | 9:09:47 pm | 3:50:00 am | 9:52:42 pm | 9h 41m 12s | 🌗 (49%) |
| Fri, Aug 7 | 5:12:49 am | 5:42:29 am | 7:59:59 pm | 8:29:39 pm | 14h 17m 30s | -2m -22s | 12:51:14 pm | 58.9° | 4:34:16 am | 9:08:12 pm | 3:51:40 am | 9:50:48 pm | 9h 43m 34s | 🌘 (38%) |
| Sat, Aug 8 | 5:13:59 am | 5:43:33 am | 7:58:40 pm | 8:28:14 pm | 14h 15m 7s | -2m -23s | 12:51:06 pm | 58.6° | 4:35:37 am | 9:06:35 pm | 3:53:20 am | 9:48:52 pm | 9h 45m 57s | 🌘 (27%) |
| Sun, Aug 9 | 5:15:09 am | 5:44:37 am | 7:57:19 pm | 8:26:47 pm | 14h 12m 42s | -2m -25s | 12:50:58 pm | 58.3° | 4:36:59 am | 9:04:57 pm | 3:55:00 am | 9:46:56 pm | 9h 48m 22s | 🌘 (17%) |
| Mon, Aug 10 | 5:16:19 am | 5:45:41 am | 7:55:57 pm | 8:25:19 pm | 14h 10m 16s | -2m -26s | 12:50:49 pm | 58° | 4:38:20 am | 9:03:18 pm | 3:56:39 am | 9:44:59 pm | 9h 50m 48s | 🌘 (9%) |
| Tue, Aug 11 | 5:17:29 am | 5:46:45 am | 7:54:34 pm | 8:23:49 pm | 14h 7m 49s | -2m -27s | 12:50:39 pm | 57.7° | 4:39:41 am | 9:01:38 pm | 3:58:17 am | 9:43:01 pm | 9h 53m 15s | 🌘 (4%) |
| Wed, Aug 12 | 5:18:39 am | 5:47:49 am | 7:53:09 pm | 8:22:19 pm | 14h 5m 20s | -2m -29s | 12:50:29 pm | 57.4° | 4:41:01 am | 8:59:57 pm | 3:59:55 am | 9:41:03 pm | 9h 55m 44s | 🌘 (0%) |
| Thu, Aug 13 | 5:19:50 am | 5:48:53 am | 7:51:43 pm | 8:20:47 pm | 14h 2m 50s | -2m -30s | 12:50:18 pm | 57.1° | 4:42:22 am | 8:58:15 pm | 4:01:33 am | 9:39:03 pm | 9h 58m 15s | 🌑 (0%) |
| Fri, Aug 14 | 5:21:00 am | 5:49:58 am | 7:50:16 pm | 8:19:14 pm | 14h 0m 18s | -2m -32s | 12:50:07 pm | 56.8° | 4:43:43 am | 8:56:32 pm | 4:03:10 am | 9:37:04 pm | 10h 0m 46s | 🌒 (3%) |
| Sat, Aug 15 | 5:22:10 am | 5:51:02 am | 7:48:48 pm | 8:17:41 pm | 13h 57m 46s | -2m -32s | 12:49:55 pm | 56.5° | 4:45:03 am | 8:54:48 pm | 4:04:47 am | 9:35:03 pm | 10h 3m 19s | 🌒 (8%) |
| Sun, Aug 16 | 5:23:20 am | 5:52:07 am | 7:47:19 pm | 8:16:06 pm | 13h 55m 12s | -2m -34s | 12:49:43 pm | 56.2° | 4:46:23 am | 8:53:03 pm | 4:06:23 am | 9:33:02 pm | 10h 5m 52s | 🌒 (14%) |
| Mon, Aug 17 | 5:24:30 am | 5:53:11 am | 7:45:49 pm | 8:14:30 pm | 13h 52m 38s | -2m -34s | 12:49:30 pm | 55.9° | 4:47:43 am | 8:51:17 pm | 4:07:59 am | 9:31:01 pm | 10h 8m 27s | 🌒 (22%) |
| Tue, Aug 18 | 5:25:40 am | 5:54:16 am | 7:44:18 pm | 8:12:54 pm | 13h 50m 2s | -2m -36s | 12:49:17 pm | 55.5° | 4:49:03 am | 8:49:31 pm | 4:09:34 am | 9:28:59 pm | 10h 11m 2s | 🌒 (31%) |
| Wed, Aug 19 | 5:26:50 am | 5:55:20 am | 7:42:46 pm | 8:11:16 pm | 13h 47m 26s | -2m -36s | 12:49:03 pm | 55.2° | 4:50:22 am | 8:47:44 pm | 4:11:09 am | 9:26:57 pm | 10h 13m 39s | 🌒 (41%) |
| Thu, Aug 20 | 5:28:00 am | 5:56:25 am | 7:41:13 pm | 8:09:38 pm | 13h 44m 48s | -2m -38s | 12:48:49 pm | 54.9° | 4:51:41 am | 8:45:56 pm | 4:12:42 am | 9:24:55 pm | 10h 16m 16s | 🌓 (51%) |
| Fri, Aug 21 | 5:29:09 am | 5:57:29 am | 7:39:39 pm | 8:07:59 pm | 13h 42m 10s | -2m -38s | 12:48:34 pm | 54.5° | 4:53:00 am | 8:44:08 pm | 4:14:16 am | 9:22:52 pm | 10h 18m 54s | 🌔 (60%) |
| Sat, Aug 22 | 5:30:19 am | 5:58:33 am | 7:38:04 pm | 8:06:19 pm | 13h 39m 31s | -2m -39s | 12:48:19 pm | 54.2° | 4:54:18 am | 8:42:19 pm | 4:15:48 am | 9:20:49 pm | 10h 21m 34s | 🌔 (69%) |
| Sun, Aug 23 | 5:31:28 am | 5:59:38 am | 7:36:28 pm | 8:04:38 pm | 13h 36m 50s | -2m -41s | 12:48:03 pm | 53.9° | 4:55:36 am | 8:40:29 pm | 4:17:20 am | 9:18:46 pm | 10h 24m 14s | 🌔 (77%) |
| Mon, Aug 24 | 5:32:37 am | 6:00:42 am | 7:34:51 pm | 8:02:56 pm | 13h 34m 9s | -2m -41s | 12:47:47 pm | 53.5° | 4:56:54 am | 8:38:39 pm | 4:18:51 am | 9:16:42 pm | 10h 26m 56s | 🌔 (85%) |
| Tue, Aug 25 | 5:33:46 am | 6:01:47 am | 7:33:14 pm | 8:01:14 pm | 13h 31m 27s | -2m -42s | 12:47:30 pm | 53.2° | 4:58:12 am | 8:36:49 pm | 4:20:22 am | 9:14:39 pm | 10h 29m 37s | 🌔 (91%) |
| Wed, Aug 26 | 5:34:55 am | 6:02:51 am | 7:31:36 pm | 7:59:32 pm | 13h 28m 45s | -2m -42s | 12:47:13 pm | 52.8° | 4:59:29 am | 8:34:58 pm | 4:21:52 am | 9:12:35 pm | 10h 32m 19s | 🌔 (96%) |
| Thu, Aug 27 | 5:36:04 am | 6:03:55 am | 7:29:57 pm | 7:57:48 pm | 13h 26m 2s | -2m -43s | 12:46:56 pm | 52.5° | 5:00:46 am | 8:33:07 pm | 4:23:21 am | 9:10:31 pm | 10h 35m 2s | 🌔 (99%) |
| Fri, Aug 28 | 5:37:12 am | 6:04:59 am | 7:28:17 pm | 7:56:04 pm | 13h 23m 18s | -2m -44s | 12:46:38 pm | 52.1° | 5:02:02 am | 8:31:15 pm | 4:24:50 am | 9:08:27 pm | 10h 37m 47s | 🌕 (100%) |
| Sat, Aug 29 | 5:38:21 am | 6:06:04 am | 7:26:37 pm | 7:54:20 pm | 13h 20m 33s | -2m -45s | 12:46:20 pm | 51.8° | 5:03:18 am | 8:29:23 pm | 4:26:18 am | 9:06:23 pm | 10h 40m 31s | 🌖 (99%) |
| Sun, Aug 30 | 5:39:29 am | 6:07:08 am | 7:24:56 pm | 7:52:35 pm | 13h 17m 48s | -2m -45s | 12:46:02 pm | 51.4° | 5:04:34 am | 8:27:30 pm | 4:27:45 am | 9:04:19 pm | 10h 43m 16s | 🌖 (96%) |
| Mon, Aug 31 | 5:40:37 am | 6:08:12 am | 7:23:15 pm | 7:50:49 pm | 13h 15m 3s | -2m -45s | 12:45:43 pm | 51.1° | 5:05:49 am | 8:25:37 pm | 4:29:11 am | 9:02:15 pm | 10h 46m 1s | 🌖 (90%) |
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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