Sunrise and sunset times in Boulder, MT
Check out today's and tomorrow's sunrise and sunset times in Boulder, MT, United States, as well as the whole calendar for July 2026.
Today
July 17, 2026 . Current time: 11:29:42 am
First light at 5:17:13 am
Sunrise time: 5:52:16 am
Sunset time: 9:17:08 pm
Last light at 9:52:11 pm
Day length: 15 hours, 24 minutes
9 hours, 47 minutes left for today's sunset in Boulder
Moon rose on Jul 17 at 8:58 AM
Moon will set on Jul 17 at 10:09 PMMoon phase: 🌒 Waxing Crescent (15%)🌕 Full moon: Jul 29 at 8:37 AM · 🌑 New moon: Aug 12 at 11:37 AMTomorrow
July 18, 2026
First light at 5:18:22 am
Sunrise time: 5:53:18 am
Sunset time: 9:16:16 pm
Last light at 9:51:11 pm
Day length: 15 hours, 22 minutes
Tomorrow will be 1 minute shorter than today in Boulder
Moon will rise on Jul 18 at 10:13 AM Moon will set on Jul 18 at 10:26 PMMoon phase: 🌒 Waxing Crescent (28%)
- Boulder, Montana
- Latitude: 46.236595
- Longitude: -112.120834
- Time zone: Mountain Time MDT
Shortest day in Boulder, MT
The shortest day of the year will be in around 5 months, during the winter solstice on December 21, 2026, with a daylight length of 8 hours and 40 minutes.Longest day in Boulder, MT
The longest day of the year was 26 days ago, during the summer solstice on June 21, 2026, with a daylight length of 15 hours and 50 minutes.
July 2026 - Boulder, Montana - 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 Boulder.
The day length shortens by 52 minutes over the course of July 2026 in Boulder, MT - from 15 hours, 46 minutes on the first day to 14 hours, 53 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 | 5:02:27 am | 5:39:08 am | 9:25:46 pm | 10:02:26 pm | 15h 46m 38s | 15h 46m 38s | 1:32:27 pm | 69.3° | 4:10:36 am | 10:54:17 pm | 2:58:40 am | 12:06:13 am | 8h 13m 58s | 🌖 (99%) |
| Thu, Jul 2 | 5:03:08 am | 5:39:44 am | 9:25:32 pm | 10:02:08 pm | 15h 45m 48s | 0m -50s | 1:32:38 pm | 69.2° | 4:11:26 am | 10:53:50 pm | 3:00:01 am | 12:05:15 am | 8h 14m 51s | 🌖 (95%) |
| Fri, Jul 3 | 5:03:51 am | 5:40:23 am | 9:25:15 pm | 10:01:47 pm | 15h 44m 52s | 0m -56s | 1:32:49 pm | 69.1° | 4:12:19 am | 10:53:19 pm | 3:01:27 am | 12:04:11 am | 8h 15m 48s | 🌖 (90%) |
| Sat, Jul 4 | 5:04:36 am | 5:41:03 am | 9:24:56 pm | 10:01:24 pm | 15h 43m 53s | 0m -59s | 1:33:00 pm | 69.1° | 4:13:14 am | 10:52:45 pm | 3:02:58 am | 12:03:02 am | 8h 16m 50s | 🌖 (84%) |
| Sun, Jul 5 | 5:05:23 am | 5:41:46 am | 9:24:35 pm | 10:00:57 pm | 15h 42m 49s | -1m -4s | 1:33:10 pm | 69° | 4:14:13 am | 10:52:07 pm | 3:04:33 am | 12:01:48 am | 8h 17m 55s | 🌖 (76%) |
| Mon, Jul 6 | 5:06:13 am | 5:42:30 am | 9:24:11 pm | 10:00:28 pm | 15h 41m 41s | -1m -8s | 1:33:20 pm | 68.9° | 4:15:14 am | 10:51:26 pm | 3:06:11 am | 12:00:29 am | 8h 19m 4s | 🌖 (66%) |
| Tue, Jul 7 | 5:07:04 am | 5:43:15 am | 9:23:44 pm | 9:59:56 pm | 15h 40m 29s | -1m -12s | 1:33:30 pm | 68.7° | 4:16:18 am | 10:50:42 pm | 3:07:54 am | 11:59:06 pm | 8h 20m 19s | 🌗 (56%) |
| Wed, Jul 8 | 5:07:57 am | 5:44:03 am | 9:23:15 pm | 9:59:21 pm | 15h 39m 12s | -1m -17s | 1:33:39 pm | 68.6° | 4:17:24 am | 10:49:54 pm | 3:09:40 am | 11:57:38 pm | 8h 21m 37s | 🌗 (45%) |
| Thu, Jul 9 | 5:08:52 am | 5:44:52 am | 9:22:44 pm | 9:58:43 pm | 15h 37m 52s | -1m -20s | 1:33:48 pm | 68.5° | 4:18:33 am | 10:49:03 pm | 3:11:29 am | 11:56:07 pm | 8h 22m 59s | 🌘 (34%) |
| Fri, Jul 10 | 5:09:49 am | 5:45:43 am | 9:22:10 pm | 9:58:03 pm | 15h 36m 27s | -1m -25s | 1:33:56 pm | 68.4° | 4:19:44 am | 10:48:09 pm | 3:13:21 am | 11:54:32 pm | 8h 24m 25s | 🌘 (24%) |
| Sat, Jul 11 | 5:10:48 am | 5:46:35 am | 9:21:34 pm | 9:57:20 pm | 15h 34m 59s | -1m -28s | 1:34:04 pm | 68.3° | 4:20:57 am | 10:47:12 pm | 3:15:16 am | 11:52:53 pm | 8h 25m 54s | 🌘 (14%) |
| Sun, Jul 12 | 5:11:48 am | 5:47:28 am | 9:20:55 pm | 9:56:35 pm | 15h 33m 27s | -1m -32s | 1:34:12 pm | 68.1° | 4:22:12 am | 10:46:12 pm | 3:17:13 am | 11:51:11 pm | 8h 27m 28s | 🌘 (7%) |
| Mon, Jul 13 | 5:12:50 am | 5:48:23 am | 9:20:14 pm | 9:55:47 pm | 15h 31m 51s | -1m -36s | 1:34:19 pm | 68° | 4:23:29 am | 10:45:09 pm | 3:19:12 am | 11:49:25 pm | 8h 29m 6s | 🌘 (2%) |
| Tue, Jul 14 | 5:13:54 am | 5:49:20 am | 9:19:31 pm | 9:54:57 pm | 15h 30m 11s | -1m -40s | 1:34:25 pm | 67.8° | 4:24:48 am | 10:44:03 pm | 3:21:14 am | 11:47:37 pm | 8h 30m 46s | 🌑 (0%) |
| Wed, Jul 15 | 5:14:59 am | 5:50:17 am | 9:18:46 pm | 9:54:04 pm | 15h 28m 29s | -1m -42s | 1:34:32 pm | 67.7° | 4:26:09 am | 10:42:54 pm | 3:23:17 am | 11:45:46 pm | 8h 32m 30s | 🌒 (1%) |
| Thu, Jul 16 | 5:16:05 am | 5:51:16 am | 9:17:58 pm | 9:53:09 pm | 15h 26m 42s | -1m -47s | 1:34:37 pm | 67.5° | 4:27:31 am | 10:41:43 pm | 3:25:21 am | 11:43:53 pm | 8h 34m 18s | 🌒 (5%) |
| Fri, Jul 17 | 5:17:13 am | 5:52:16 am | 9:17:08 pm | 9:52:11 pm | 15h 24m 52s | -1m -50s | 1:34:42 pm | 67.3° | 4:28:55 am | 10:40:29 pm | 3:27:27 am | 11:41:57 pm | 8h 36m 10s | 🌒 (11%) |
| Sat, Jul 18 | 5:18:22 am | 5:53:18 am | 9:16:16 pm | 9:51:11 pm | 15h 22m 58s | -1m -54s | 1:34:47 pm | 67.1° | 4:30:20 am | 10:39:13 pm | 3:29:35 am | 11:39:58 pm | 8h 38m 4s | 🌒 (19%) |
| Sun, Jul 19 | 5:19:32 am | 5:54:20 am | 9:15:21 pm | 9:50:09 pm | 15h 21m 1s | -1m -57s | 1:34:51 pm | 67° | 4:31:47 am | 10:37:54 pm | 3:31:43 am | 11:37:58 pm | 8h 40m 2s | 🌒 (28%) |
| Mon, Jul 20 | 5:20:44 am | 5:55:23 am | 9:14:25 pm | 9:49:04 pm | 15h 19m 2s | -1m -59s | 1:34:54 pm | 66.8° | 4:33:15 am | 10:36:33 pm | 3:33:52 am | 11:35:56 pm | 8h 42m 2s | 🌒 (38%) |
| Tue, Jul 21 | 5:21:56 am | 5:56:27 am | 9:13:26 pm | 9:47:57 pm | 15h 16m 59s | -2m -3s | 1:34:57 pm | 66.6° | 4:34:45 am | 10:35:09 pm | 3:36:02 am | 11:33:51 pm | 8h 44m 7s | 🌓 (48%) |
| Wed, Jul 22 | 5:23:10 am | 5:57:33 am | 9:12:25 pm | 9:46:48 pm | 15h 14m 52s | -2m -7s | 1:34:59 pm | 66.4° | 4:36:15 am | 10:33:43 pm | 3:38:13 am | 11:31:45 pm | 8h 46m 14s | 🌔 (58%) |
| Thu, Jul 23 | 5:24:24 am | 5:58:39 am | 9:11:23 pm | 9:45:37 pm | 15h 12m 44s | -2m -8s | 1:35:01 pm | 66.2° | 4:37:46 am | 10:32:15 pm | 3:40:24 am | 11:29:38 pm | 8h 48m 23s | 🌔 (67%) |
| Fri, Jul 24 | 5:25:39 am | 5:59:46 am | 9:10:18 pm | 9:44:24 pm | 15h 10m 32s | -2m -12s | 1:35:02 pm | 66° | 4:39:19 am | 10:30:45 pm | 3:42:35 am | 11:27:28 pm | 8h 50m 35s | 🌔 (76%) |
| Sat, Jul 25 | 5:26:56 am | 6:00:53 am | 9:09:11 pm | 9:43:09 pm | 15h 8m 18s | -2m -14s | 1:35:02 pm | 65.7° | 4:40:52 am | 10:29:13 pm | 3:44:47 am | 11:25:18 pm | 8h 52m 51s | 🌔 (83%) |
| Sun, Jul 26 | 5:28:12 am | 6:02:02 am | 9:08:03 pm | 9:41:52 pm | 15h 6m 1s | -2m -17s | 1:35:02 pm | 65.5° | 4:42:26 am | 10:27:39 pm | 3:46:59 am | 11:23:06 pm | 8h 55m 8s | 🌔 (90%) |
| Mon, Jul 27 | 5:29:30 am | 6:03:11 am | 9:06:52 pm | 9:40:33 pm | 15h 3m 41s | -2m -20s | 1:35:02 pm | 65.3° | 4:44:00 am | 10:26:03 pm | 3:49:11 am | 11:20:53 pm | 8h 57m 29s | 🌔 (95%) |
| Tue, Jul 28 | 5:30:48 am | 6:04:21 am | 9:05:40 pm | 9:39:12 pm | 15h 1m 19s | -2m -22s | 1:35:00 pm | 65.1° | 4:45:35 am | 10:24:25 pm | 3:51:22 am | 11:18:38 pm | 8h 59m 51s | 🌔 (98%) |
| Wed, Jul 29 | 5:32:07 am | 6:05:31 am | 9:04:25 pm | 9:37:50 pm | 14h 58m 54s | -2m -25s | 1:34:58 pm | 64.8° | 4:47:11 am | 10:22:46 pm | 3:53:34 am | 11:16:23 pm | 9h 2m 17s | 🌕 (100%) |
| Thu, Jul 30 | 5:33:27 am | 6:06:42 am | 9:03:09 pm | 9:36:25 pm | 14h 56m 27s | -2m -27s | 1:34:56 pm | 64.6° | 4:48:47 am | 10:21:04 pm | 3:55:45 am | 11:14:07 pm | 9h 4m 45s | 🌖 (100%) |
| Fri, Jul 31 | 5:34:47 am | 6:07:54 am | 9:01:52 pm | 9:34:59 pm | 14h 53m 58s | -2m -29s | 1:34:53 pm | 64.3° | 4:50:24 am | 10:19:22 pm | 3:57:56 am | 11:11:49 pm | 9h 7m 14s | 🌖 (97%) |
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Sunrise and Sunset photos in Boulder, MT
Enjoy this beautiful gallery of images of the sunset and sunrise at Boulder, MT. All images provided by our fantastic community of photographers!
Year distribution of sunrise and sunset times in Boulder, MT - 2026
The following graph shows sunrise and sunset times in Boulder, MT for every day of the year. There are two jumps in the graph that represent the hour change for Daylight Saving Time (DST) in Boulder, MT.
Daylight Dawn & dusk (civil twilight) Night Solar noon · Vertical steps in the curves = DST clock change
Earliest and latest sunrise and sunset in Boulder, MT
In Boulder, MT, the earliest sunrise of 2026 is on June 15 at 5:34 am, while the latest sunrise is on January 1 at 8:09 am. The earliest sunset is on December 10 at 4:44 pm, and the latest sunset is on June 26 at 9:26 pm.
Boulder, MT gets 7h 10m more daylight on the longest day than on the shortest one (15h 50m versus 8h 40m). Averaged over the whole year, a day lasts 12h 17m.
Places near Boulder, MT
These nearby towns and cities have almost the same sunrise and sunset times as Boulder, MT — the difference is only seconds to a couple of minutes. Select any place to see its own sun calendar:
Jefferson City 18 kmWalkerville 39 kmHelena 41 kmWhitehall 41 kmButte 41 kmEast Helena 42 kmTownsend 47 kmDeer Lodge 51 km