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 February 2025.

Today

February 17, 2025 . Current time: 11:32:02 pm

Sun rising over the horizon

First light at 6:56:31 am

Sunrise time: 7:25:37 am

Sun setting behind the horizon

Sunset time: 5:59:11 pm

Last light at 6:28:17 pm

Day length: 10 hours, 33 minutes

Sunset in Boulder was 5 hours, 32 minutes ago

Moonset icon Moon set on Feb 17 at 09:16 AMMoonrise icon Moon will rise on Feb 17 at 11:42 PMMoon phase: 🌖 Waning Gibbous (72%)

Tomorrow

February 18, 2025

Sun rising over the horizon

First light at 6:54:56 am

Sunrise time: 7:23:58 am

Sun setting behind the horizon

Sunset time: 6:00:39 pm

Last light at 6:29:41 pm

Day length: 10 hours, 36 minutes

Tomorrow will be approximately 3 minutes longer than today in Boulder

Moonset icon Moon will set on Feb 18 at 09:34 AMMoonrise icon Moon will rise on Feb 19 at 12:00 AMMoon phase: 🌖 Waning Gibbous (63%)
Map of Boulder, Montana

Shortest day in Boulder, MT

The shortest day of the year will be in around 10 months, during the winter solstice on December 21, 2025, with a daylight length of 8 hours and 40 minutes.

Longest day in Boulder, MT

The longest day of the year will be in around 4 months, during the summer solstice on June 20, 2025, with a daylight length of 15 hours and 50 minutes.
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Why the Shortest Day Is Not the Day With the Earliest Sunset or Latest Sunrise

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When Is the Shortest Day of the Year?

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How Long After Sunset Does It Get Dark?

What Is the Difference Between Golden Hour and Alpenglow?

What Is the Difference Between Golden Hour and Alpenglow?


February 2025 - 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 February in Boulder.

The day length increases by 1 hour, 22 minutes over the course of February 2025 in Boulder, MT - from 9 hours, 46 minutes on the first day to 11 hours, 8 minutes on the last day.

  
Day Twilight Start Sunrise Sunset Twilight End Day Length Day Length Variation Solar Noon Info 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 Info Calculated form this day's sunset to the next day's sunrise. Moon phase
Sat, Feb 1 7:18:33 am 7:48:52 am 5:35:20 pm 6:05:39 pm 9h 46m 28s 9h 46m 28s 12:42:06 pm 29.4° 6:42:37 am 6:41:36 pm 6:07:29 am 7:16:44 pm 14h 12m 17s 🌒 (10%)
Sun, Feb 2 7:17:23 am 7:47:37 am 5:36:50 pm 6:07:03 pm 9h 49m 13s 2m 45s 12:42:13 pm 29.7° 6:41:31 am 6:42:55 pm 6:06:25 am 7:18:01 pm 14h 9m 29s 🌒 (18%)
Mon, Feb 3 7:16:11 am 7:46:19 am 5:38:19 pm 6:08:27 pm 9h 52m 0s 2m 47s 12:42:19 pm 30° 6:40:23 am 6:44:16 pm 6:05:19 am 7:19:19 pm 14h 6m 42s 🌒 (27%)
Tue, Feb 4 7:14:58 am 7:45:01 am 5:39:49 pm 6:09:52 pm 9h 54m 48s 2m 48s 12:42:25 pm 30.3° 6:39:13 am 6:45:36 pm 6:04:12 am 7:20:38 pm 14h 3m 51s 🌒 (38%)
Wed, Feb 5 7:13:42 am 7:43:40 am 5:41:18 pm 6:11:17 pm 9h 57m 38s 2m 50s 12:42:29 pm 30.6° 6:38:02 am 6:46:57 pm 6:03:02 am 7:21:56 pm 14h 1m 0s 🌓 (50%)
Thu, Feb 6 7:12:25 am 7:42:18 am 5:42:48 pm 6:12:41 pm 10h 0m 30s 2m 52s 12:42:33 pm 30.9° 6:36:48 am 6:48:18 pm 6:01:51 am 7:23:15 pm 13h 58m 6s 🌔 (61%)
Fri, Feb 7 7:11:06 am 7:40:54 am 5:44:18 pm 6:14:06 pm 10h 3m 24s 2m 54s 12:42:36 pm 31.2° 6:35:33 am 6:49:39 pm 6:00:38 am 7:24:34 pm 13h 55m 11s 🌔 (71%)
Sat, Feb 8 7:09:45 am 7:39:29 am 5:45:48 pm 6:15:31 pm 10h 6m 19s 2m 55s 12:42:38 pm 31.5° 6:34:16 am 6:51:00 pm 5:59:23 am 7:25:54 pm 13h 52m 14s 🌔 (81%)
Sun, Feb 9 7:08:23 am 7:38:02 am 5:47:17 pm 6:16:56 pm 10h 9m 15s 2m 56s 12:42:40 pm 31.8° 6:32:57 am 6:52:22 pm 5:58:06 am 7:27:14 pm 13h 49m 17s 🌔 (89%)
Mon, Feb 10 7:06:59 am 7:36:34 am 5:48:47 pm 6:18:22 pm 10h 12m 13s 2m 58s 12:42:40 pm 32.2° 6:31:37 am 6:53:43 pm 5:56:47 am 7:28:34 pm 13h 46m 17s 🌔 (94%)
Tue, Feb 11 7:05:34 am 7:35:04 am 5:50:16 pm 6:19:47 pm 10h 15m 12s 2m 59s 12:42:40 pm 32.5° 6:30:15 am 6:55:05 pm 5:55:26 am 7:29:54 pm 13h 43m 17s 🌔 (98%)
Wed, Feb 12 7:04:07 am 7:33:33 am 5:51:46 pm 6:21:12 pm 10h 18m 13s 3m 1s 12:42:39 pm 32.8° 6:28:52 am 6:56:27 pm 5:54:04 am 7:31:15 pm 13h 40m 14s 🌕 (100%)
Thu, Feb 13 7:02:38 am 7:32:00 am 5:53:15 pm 6:22:37 pm 10h 21m 15s 3m 2s 12:42:38 pm 33.2° 6:27:26 am 6:57:49 pm 5:52:40 am 7:32:35 pm 13h 37m 11s 🌖 (99%)
Fri, Feb 14 7:01:09 am 7:30:26 am 5:54:44 pm 6:24:02 pm 10h 24m 18s 3m 3s 12:42:35 pm 33.5° 6:25:59 am 6:59:11 pm 5:51:14 am 7:33:57 pm 13h 34m 7s 🌖 (97%)
Sat, Feb 15 6:59:37 am 7:28:51 am 5:56:13 pm 6:25:27 pm 10h 27m 22s 3m 4s 12:42:32 pm 33.9° 6:24:31 am 7:00:33 pm 5:49:46 am 7:35:18 pm 13h 31m 2s 🌖 (93%)
Sun, Feb 16 6:58:05 am 7:27:15 am 5:57:42 pm 6:26:52 pm 10h 30m 27s 3m 5s 12:42:28 pm 34.2° 6:23:01 am 7:01:55 pm 5:48:17 am 7:36:39 pm 13h 27m 55s 🌖 (87%)
Mon, Feb 17 6:56:31 am 7:25:37 am 5:59:11 pm 6:28:17 pm 10h 33m 34s 3m 7s 12:42:24 pm 34.6° 6:21:30 am 7:03:18 pm 5:46:47 am 7:38:01 pm 13h 24m 47s 🌖 (80%)
Tue, Feb 18 6:54:56 am 7:23:58 am 6:00:39 pm 6:29:41 pm 10h 36m 41s 3m 7s 12:42:19 pm 34.9° 6:19:57 am 7:04:40 pm 5:45:14 am 7:39:23 pm 13h 21m 40s 🌖 (72%)
Wed, Feb 19 6:53:20 am 7:22:19 am 6:02:07 pm 6:31:06 pm 10h 39m 48s 3m 7s 12:42:13 pm 35.3° 6:18:23 am 7:06:02 pm 5:43:40 am 7:40:45 pm 13h 18m 31s 🌖 (63%)
Thu, Feb 20 6:51:42 am 7:20:38 am 6:03:35 pm 6:32:30 pm 10h 42m 57s 3m 9s 12:42:06 pm 35.6° 6:16:48 am 7:07:25 pm 5:42:05 am 7:42:08 pm 13h 15m 21s 🌗 (54%)
Fri, Feb 21 6:50:03 am 7:18:56 am 6:05:02 pm 6:33:55 pm 10h 46m 6s 3m 9s 12:41:59 pm 36° 6:15:11 am 7:08:47 pm 5:40:28 am 7:43:30 pm 13h 12m 11s 🌗 (45%)
Sat, Feb 22 6:48:23 am 7:17:13 am 6:06:30 pm 6:35:19 pm 10h 49m 17s 3m 11s 12:41:51 pm 36.4° 6:13:33 am 7:10:10 pm 5:38:49 am 7:44:53 pm 13h 8m 59s 🌘 (35%)
Sun, Feb 23 6:46:42 am 7:15:29 am 6:07:57 pm 6:36:43 pm 10h 52m 28s 3m 11s 12:41:43 pm 36.7° 6:11:53 am 7:11:32 pm 5:37:09 am 7:46:16 pm 13h 5m 47s 🌘 (26%)
Mon, Feb 24 6:45:00 am 7:13:44 am 6:09:24 pm 6:38:07 pm 10h 55m 40s 3m 12s 12:41:34 pm 37.1° 6:10:13 am 7:12:55 pm 5:35:28 am 7:47:40 pm 13h 2m 34s 🌘 (17%)
Tue, Feb 25 6:43:17 am 7:11:58 am 6:10:50 pm 6:39:31 pm 10h 58m 52s 3m 12s 12:41:24 pm 37.5° 6:08:31 am 7:14:18 pm 5:33:45 am 7:49:04 pm 12h 59m 21s 🌘 (10%)
Wed, Feb 26 6:41:33 am 7:10:11 am 6:12:17 pm 6:40:55 pm 11h 2m 6s 3m 14s 12:41:14 pm 37.8° 6:06:48 am 7:15:41 pm 5:32:01 am 7:50:27 pm 12h 56m 7s 🌘 (4%)
Thu, Feb 27 6:39:48 am 7:08:24 am 6:13:43 pm 6:42:19 pm 11h 5m 19s 3m 13s 12:41:03 pm 38.2° 6:05:03 am 7:17:03 pm 5:30:15 am 7:51:52 pm 12h 52m 53s 🌘 (1%)
Fri, Feb 28 6:38:02 am 7:06:36 am 6:15:08 pm 6:43:43 pm 11h 8m 32s 3m 13s 12:40:52 pm 38.6° 6:03:18 am 7:18:26 pm 5:28:28 am 7:53:16 pm 12h 49m 39s 🌑 (0%)

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Year distribution of sunrise and sunset times in Boulder, MT - 2025

The followin 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.


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