Sunrise and Sunset times in Great Falls, United States 
Great Falls
☁️ Low chance of a spectacular sunset.
Montana, United States
65 624 people
Current temperature 20 ° C 
Patchy rain nearby
Today:
 Sunrise: 07:00:42
|
 Sunset: 19:41:06
|
Day Length: 12h 40m 24s
Time zone: America/Denver, UTC -6 h.
Latitude: 47.5022, Longitude: -111.299
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Sep-01, Monday | 06:44:45 | 13:25:01 | 20:05:17 | 13h 20m 32s |
| 2025-Sep-02, Tuesday | 06:46:05 | 13:24:42 | 20:03:18 | 13h 17m 13s |
| 2025-Sep-03, Wednesday | 06:47:24 | 13:24:22 | 20:01:19 | 13h 13m 55s |
| 2025-Sep-04, Thursday | 06:48:44 | 13:24:02 | 19:59:20 | 13h 10m 36s |
| 2025-Sep-05, Friday | 06:50:04 | 13:23:42 | 19:57:20 | 13h 7m 16s |
| 2025-Sep-06, Saturday | 06:51:24 | 13:23:21 | 19:55:19 | 13h 3m 55s |
| 2025-Sep-07, Sunday | 06:52:44 | 13:23:01 | 19:53:18 | 13h 0m 34s |
| 2025-Sep-08, Monday | 06:54:03 | 13:22:40 | 19:51:17 | 12h 57m 14s |
| 2025-Sep-09, Tuesday | 06:55:23 | 13:22:19 | 19:49:15 | 12h 53m 52s |
| 2025-Sep-10, Wednesday | 06:56:43 | 13:21:58 | 19:47:14 | 12h 50m 31s |
| 2025-Sep-11, Thursday | 06:58:03 | 13:21:37 | 19:45:11 | 12h 47m 8s |
| 2025-Sep-12, Friday | 06:59:23 | 13:21:16 | 19:43:09 | 12h 43m 46s |
| 2025-Sep-13, Saturday | 07:00:42 | 13:20:54 | 19:41:06 | 12h 40m 24s |
| 2025-Sep-14, Sunday | 07:02:02 | 13:20:33 | 19:39:04 | 12h 37m 2s |
| 2025-Sep-15, Monday | 07:03:22 | 13:20:12 | 19:37:01 | 12h 33m 39s |
| 2025-Sep-16, Tuesday | 07:04:43 | 13:19:50 | 19:34:58 | 12h 30m 15s |
| 2025-Sep-17, Wednesday | 07:06:03 | 13:19:29 | 19:32:55 | 12h 26m 52s |
| 2025-Sep-18, Thursday | 07:07:23 | 13:19:07 | 19:30:52 | 12h 23m 29s |
| 2025-Sep-19, Friday | 07:08:43 | 13:18:46 | 19:28:48 | 12h 20m 5s |
| 2025-Sep-20, Saturday | 07:10:04 | 13:18:25 | 19:26:45 | 12h 16m 41s |
| 2025-Sep-21, Sunday | 07:11:25 | 13:18:03 | 19:24:42 | 12h 13m 17s |
| 2025-Sep-22, Monday | 07:12:45 | 13:17:42 | 19:22:39 | 12h 9m 54s |
| 2025-Sep-23, Tuesday | 07:14:06 | 13:17:21 | 19:20:36 | 12h 6m 30s |
| 2025-Sep-24, Wednesday | 07:15:27 | 13:17:00 | 19:18:33 | 12h 3m 6s |
| 2025-Sep-25, Thursday | 07:16:49 | 13:16:40 | 19:16:31 | 11h 59m 42s |
| 2025-Sep-26, Friday | 07:18:10 | 13:16:19 | 19:14:28 | 11h 56m 18s |
| 2025-Sep-27, Saturday | 07:19:32 | 13:15:59 | 19:12:26 | 11h 52m 54s |
| 2025-Sep-28, Sunday | 07:20:53 | 13:15:39 | 19:10:24 | 11h 49m 31s |
| 2025-Sep-29, Monday | 07:22:15 | 13:15:19 | 19:08:22 | 11h 46m 7s |
| 2025-Sep-30, Tuesday | 07:23:38 | 13:14:59 | 19:06:20 | 11h 42m 42s |
Day length in Great Falls during the year on the chart:
Great Falls on United States map:
Locations in the same time zone America/Denver
Denver (Colorado), Salt Lake City (Utah), El Paso (Texas), Albuquerque (New Mexico), Colorado Springs (Colorado), Ogden (Utah), Provo (Utah), Aurora (Colorado), Fort Collins (Colorado), Lakewood (Colorado), Pueblo (Colorado), Thornton (Colorado), Grand Junction (Colorado), West Valley City (Utah), Las Cruces (New Mexico), Greeley (Colorado), Boulder (Colorado), Billings (Montana), Arvada (Colorado), St. George (Utah), West Jordan (Utah), Westminster (Colorado), Centennial (Colorado), Santa Fe (New Mexico), Highlands Ranch (Colorado), Logan (Utah), Longmont (Colorado), Orem (Utah), Rio Rancho (New Mexico), Sandy (Utah)
Largest Populated Areas in United States
New York (New York), Los Angeles (California), Chicago (Illinois), Miami (Florida), Dallas (Texas), Philadelphia (Pennsylvania), Houston (Texas), Washington (District of Columbia), Atlanta (Georgia), Boston (Massachusetts), Phoenix (Arizona), Seattle (Washington), San Francisco (California), Detroit (Michigan), San Diego (California), Minneapolis (Minnesota), Tampa (Florida), Denver (Colorado), Brooklyn (New York), Queens (New York), Baltimore (Maryland), Riverside (California), St. Louis (Missouri), Las Vegas (Nevada), Portland (Oregon), San Antonio (Texas), Sacramento (California), San Jose (California), Orlando (Florida), Cleveland (Ohio)
Daylight Hours FAQ: 10 Most Googled Questions Answered
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
Earth's 23.5° axial tilt causes uneven sunlight distribution. Your hemisphere receives less direct sunlight in winter (shorter days) and more in summer (longer days).
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks