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Great Falls, MT, USA — Sunrise, Sunset, and Moon Times for Today

Moon: 17.1%
Waning Crescent
Current Time: May 23, 2025 at 9:48:23 am
Sunrise Today: 5:38 am 57° Northeast
Sunset Today: 9:05 pm 303° Northwest
Moonrise Today: 3:33 am 82° East
Moonset Today: 5:02 pm 283° West
Daylight Hours: 15 hours, 27 minutes (+2m 6s)
Location of Great FallsLocation

Today's Sun Position in Great Falls

Time:9:48 am
Altitude:39.6°
Direction:103° E
Phase:Daylight

Day length today: 15h 26m 55s (May 23, 2025)

2 minutes, 6 seconds longer than yesterday (May 22, 2025)

7 hours longer than winter solstice (Dec 21, 2024)

31 minutes, 21 seconds shorter than summer solstice (Jun 20, 2024)

Night, Twilight, and Daylight Times in Great Falls Today

12 am
2 am
4 am
6 am
8 am
10 am
12 pm
2 pm
4 pm
6 pm
8 pm
10 pm
Night12:00 am – 3:05 am
Astro. Twilight3:05 am – 4:10 am
Nautical Twilight4:10 am – 5:00 am
Civil Twilight5:00 am – 5:38 am
Daylight5:38 am – 9:05 pm
Civil Twilight9:05 pm – 9:43 pm
Nautical Twilight9:43 pm – 10:34 pm
Astro. Twilight10:34 pm – 11:40 pm
Night11:40 pm – 11:59 pm

Sun in Great Falls - Next 7 Days

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2025Sunrise/SunsetDaylengthSolar Noon
MaySunriseSunsetLengthDiff.TimeMil. mi
May 235:38 am9:05 pm15:26:55+2:061:21 pm (63.2°)94.125
May 245:37 am9:06 pm15:28:58+2:031:22 pm (63.4°)94.143
May 255:37 am9:07 pm15:30:58+1:591:22 pm (63.6°)94.160
May 265:36 am9:09 pm15:32:54+1:561:22 pm (63.8°)94.176
May 275:35 am9:10 pm15:34:47+1:521:22 pm (63.9°)94.192
May 285:34 am9:11 pm15:36:36+1:481:22 pm (64.1°)94.208
May 295:33 am9:12 pm15:38:21+1:451:22 pm (64.2°)94.223
* All times are local time for Great Falls. Time is adjusted for DST when applicable. They take into account refraction. Dates are based on the Gregorian calendar.

See full month's Sun


Today's Moon in Great Falls

Year 2025 Moon Phases

Moon in Great Falls - Next 7 days

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2025Moonrise/MoonsetMeridian Passing
MayMoonriseMoonsetMoonriseTimeDistance (mi)Illumination
May 233:33 am5:02 pm-10:09 am(49.0°)226,02516.9%
May 243:52 am6:28 pm-11:01 am(56.0°)224,0768.7%
May 254:15 am7:58 pm-11:57 am(62.2°)223,1413.0%
May 264:45 am9:27 pm-12:58 pm(67.0°)223,3830.3%
May 275:26 am10:47 pm-2:02 pm(69.9°)224,8310.9%
May 286:22 am11:52 pm-3:08 pm(70.6°)227,3634.7%
May 297:31 am--4:11 pm(69.1°)230,71611.0%
* All times are local time for Great Falls. Time is adjusted for DST when applicable. They take into account refraction. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

See full month's Moon

Planets Visible in the Sky in Great Falls This Coming Night

 Planetrise/Planetset, Fri, May 23, 2025
PlanetRiseSetMeridianComment
MercuryFri 5:20 amFri 8:21 pmFri 12:50 pmDifficult to see
VenusFri 3:58 amFri 4:50 pmFri 10:24 amGreat visibility
MarsFri 11:14 amSat 1:59 amFri 6:36 pmAverage visibility
JupiterFri 7:07 amFri 10:56 pmFri 3:01 pmAverage visibility
SaturnFri 3:28 amFri 3:16 pmFri 9:22 amAverage visibility
UranusFri 5:27 amFri 8:33 pmFri 1:00 pmExtremely difficult to see
NeptuneFri 3:27 amFri 3:27 pmFri 9:27 amVery difficult to see
* All times are local time for Great Falls.

More about the planets visible in the night sky in Great Falls