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Sunrise and sunset times in Great Falls, United States

Current local time: 8:04:57 PM (UTC-6)

Sun Direction: 279°40'4"
Sun Altitude: -6°22'33"
Distance to earth: 150,329,818 km
Sunrise Today: 7:06:03 AM, 86°8'4"
Sunset Today: 7:32:55 PM, 273°43'24"

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Night:
00:00 - 5:21:00 AM

9:17:59 PM - 00:00

Total: 8:03:01
Astronomical Twilight:
5:21:00 AM - 5:58:52 AM

8:40:06 PM - 9:17:59 PM

Total: 1:15:45
Nautical Twilight:
5:58:52 AM - 6:35:20 AM

8:03:38 PM - 8:40:06 PM

Total: 1:12:56
Civil Twilight:
6:35:20 AM - 7:06:03 AM

7:32:55 PM - 8:03:38 PM

Total: 1:01:26
Daylight:

7:06:03 AM - 7:32:55 PM

Total: 12:26:52

  • Today, September 17

    • Sunrise
      7:06:03 AM
    • Sunset
      7:32:55 PM
    Day length 12 hours, 26 minutes -3 m 23 sec

  • Tomorrow, September 18

    • Sunrise
      7:07:24 AM
    • Sunset
      7:30:52 PM
    Day length 12 hours, 23 minutes -3 m 24 sec

September 2025 — Sun in Great Falls

DateSunDay lengthAstronomical TwilightNautical TwilightCivil Twilight
2025SunriseSunsetSolar NoonLenthDifferenceStartEndStartEndStartEnd
September 1 Mon6:44 AM8:05 PM1:25 PM13:20:31-3:184:53 AM9:56 PM5:34 AM9:15 PM6:13 AM8:37 PM
September 2 Tue6:46 AM8:03 PM1:24 PM13:17:14-3:174:55 AM9:54 PM5:36 AM9:13 PM6:14 AM8:34 PM
September 3 Wed6:47 AM8:01 PM1:24 PM13:13:55-3:194:57 AM9:51 PM5:37 AM9:11 PM6:15 AM8:32 PM
September 4 Thu6:48 AM7:59 PM1:24 PM13:10:35-3:204:58 AM9:49 PM5:39 AM9:08 PM6:17 AM8:30 PM
September 5 Fri6:50 AM7:57 PM1:23 PM13:07:15-3:205:00 AM9:46 PM5:40 AM9:06 PM6:18 AM8:28 PM
September 6 Sat6:51 AM7:55 PM1:23 PM13:03:55-3:205:02 AM9:44 PM5:42 AM9:04 PM6:20 AM8:26 PM
September 7 Sun6:52 AM7:53 PM1:23 PM13:00:35-3:205:04 AM9:41 PM5:43 AM9:02 PM6:21 AM8:24 PM
September 8 Mon6:54 AM7:51 PM1:22 PM12:57:13-3:225:05 AM9:39 PM5:45 AM8:59 PM6:22 AM8:22 PM
September 9 Tue6:55 AM7:49 PM1:22 PM12:53:52-3:215:07 AM9:37 PM5:46 AM8:57 PM6:24 AM8:20 PM
September 10 Wed6:56 AM7:47 PM1:21 PM12:50:31-3:215:09 AM9:34 PM5:48 AM8:55 PM6:25 AM8:18 PM
September 11 Thu6:58 AM7:45 PM1:21 PM12:47:09-3:225:11 AM9:32 PM5:49 AM8:53 PM6:27 AM8:16 PM
September 12 Fri6:59 AM7:43 PM1:21 PM12:43:46-3:235:12 AM9:29 PM5:51 AM8:51 PM6:28 AM8:14 PM
September 13 Sat7:00 AM7:41 PM1:20 PM12:40:24-3:225:14 AM9:27 PM5:52 AM8:48 PM6:29 AM8:12 PM
September 14 Sun7:02 AM7:39 PM1:20 PM12:37:01-3:235:16 AM9:25 PM5:54 AM8:46 PM6:31 AM8:09 PM
September 15 Mon7:03 AM7:37 PM1:20 PM12:33:38-3:235:17 AM9:22 PM5:55 AM8:44 PM6:32 AM8:07 PM
September 16 Tue7:04 AM7:34 PM1:19 PM12:30:15-3:235:19 AM9:20 PM5:57 AM8:42 PM6:33 AM8:05 PM
September 17 Wed7:06 AM7:32 PM1:19 PM12:26:52-3:235:21 AM9:17 PM5:58 AM8:40 PM6:35 AM8:03 PM
September 18 Thu7:07 AM7:30 PM1:19 PM12:23:28-3:245:22 AM9:15 PM6:00 AM8:37 PM6:36 AM8:01 PM
September 19 Fri7:08 AM7:28 PM1:18 PM12:20:05-3:235:24 AM9:13 PM6:01 AM8:35 PM6:38 AM7:59 PM
September 20 Sat7:10 AM7:26 PM1:18 PM12:16:42-3:235:25 AM9:11 PM6:03 AM8:33 PM6:39 AM7:57 PM
September 21 Sun7:11 AM7:24 PM1:18 PM12:13:18-3:245:27 AM9:08 PM6:04 AM8:31 PM6:40 AM7:55 PM
September 22 Mon7:12 AM7:22 PM1:17 PM12:09:54-3:245:28 AM9:06 PM6:06 AM8:29 PM6:42 AM7:53 PM
September 23 Tue7:14 AM7:20 PM1:17 PM12:06:30-3:245:30 AM9:04 PM6:07 AM8:27 PM6:43 AM7:51 PM
September 24 Wed7:15 AM7:18 PM1:17 PM12:03:06-3:245:32 AM9:02 PM6:08 AM8:25 PM6:44 AM7:49 PM
September 25 Thu7:16 AM7:16 PM1:16 PM11:59:42-3:245:33 AM8:59 PM6:10 AM8:22 PM6:46 AM7:47 PM
September 26 Fri7:18 AM7:14 PM1:16 PM11:56:19-3:235:35 AM8:57 PM6:11 AM8:20 PM6:47 AM7:45 PM
September 27 Sat7:19 AM7:12 PM1:15 PM11:52:54-3:255:36 AM8:55 PM6:13 AM8:18 PM6:49 AM7:42 PM
September 28 Sun7:20 AM7:10 PM1:15 PM11:49:30-3:245:38 AM8:53 PM6:14 AM8:16 PM6:50 AM7:40 PM
September 29 Mon7:22 AM7:08 PM1:15 PM11:46:06-3:245:39 AM8:51 PM6:16 AM8:14 PM6:51 AM7:38 PM
September 30 Tue7:23 AM7:06 PM1:15 PM11:42:43-3:235:41 AM8:48 PM6:17 AM8:12 PM6:53 AM7:36 PM
HelenaMissoulaBismarckGreat FallsNampaPocatelloBillings
Current sun position
Rise
7:06:03 AM
86°8'4"
Meridian
1:19:29 PM
180°
Set
7:32:55 PM
273°43'24"