Sunrise and Sunset times in Grand Forks AFB, United States 
Today:
 Sunrise: 08:18:56
|
 Sunset: 16:44:43
|
Day Length: 8h 25m 47s
Time zone: America/Chicago, UTC -6 h.
Latitude: 47.9557, Longitude: -97.3913
Grand Forks AFB
North Dakota, United States 
2 922 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 07:58:41 | 12:18:46 | 16:38:52 | 8h 40m 11s |
| 2025-Dec-02, Tuesday | 07:59:53 | 12:19:09 | 16:38:25 | 8h 38m 32s |
| 2025-Dec-03, Wednesday | 08:01:04 | 12:19:33 | 16:38:02 | 8h 36m 58s |
| 2025-Dec-04, Thursday | 08:02:14 | 12:19:57 | 16:37:41 | 8h 35m 27s |
| 2025-Dec-05, Friday | 08:03:22 | 12:20:22 | 16:37:23 | 8h 34m 1s |
| 2025-Dec-06, Saturday | 08:04:27 | 12:20:48 | 16:37:08 | 8h 32m 41s |
| 2025-Dec-07, Sunday | 08:05:31 | 12:21:14 | 16:36:56 | 8h 31m 25s |
| 2025-Dec-08, Monday | 08:06:33 | 12:21:40 | 16:36:47 | 8h 30m 14s |
| 2025-Dec-09, Tuesday | 08:07:33 | 12:22:07 | 16:36:40 | 8h 29m 7s |
| 2025-Dec-10, Wednesday | 08:08:31 | 12:22:34 | 16:36:37 | 8h 28m 6s |
| 2025-Dec-11, Thursday | 08:09:27 | 12:23:02 | 16:36:37 | 8h 27m 10s |
| 2025-Dec-12, Friday | 08:10:20 | 12:23:30 | 16:36:40 | 8h 26m 20s |
| 2025-Dec-13, Saturday | 08:11:11 | 12:23:58 | 16:36:45 | 8h 25m 34s |
| 2025-Dec-14, Sunday | 08:12:00 | 12:24:27 | 16:36:54 | 8h 24m 54s |
| 2025-Dec-15, Monday | 08:12:46 | 12:24:56 | 16:37:05 | 8h 24m 19s |
| 2025-Dec-16, Tuesday | 08:13:30 | 12:25:25 | 16:37:20 | 8h 23m 50s |
| 2025-Dec-17, Wednesday | 08:14:11 | 12:25:54 | 16:37:37 | 8h 23m 26s |
| 2025-Dec-18, Thursday | 08:14:50 | 12:26:24 | 16:37:57 | 8h 23m 7s |
| 2025-Dec-19, Friday | 08:15:26 | 12:26:53 | 16:38:20 | 8h 22m 54s |
| 2025-Dec-20, Saturday | 08:15:59 | 12:27:23 | 16:38:46 | 8h 22m 47s |
| 2025-Dec-21, Sunday | 08:16:30 | 12:27:53 | 16:39:15 | 8h 22m 45s |
| 2025-Dec-22, Monday | 08:16:58 | 12:28:23 | 16:39:47 | 8h 22m 49s |
| 2025-Dec-23, Tuesday | 08:17:24 | 12:28:52 | 16:40:21 | 8h 22m 57s |
| 2025-Dec-24, Wednesday | 08:17:46 | 12:29:22 | 16:40:58 | 8h 23m 12s |
| 2025-Dec-25, Thursday | 08:18:06 | 12:29:52 | 16:41:38 | 8h 23m 32s |
| 2025-Dec-26, Friday | 08:18:22 | 12:30:22 | 16:42:21 | 8h 23m 59s |
| 2025-Dec-27, Saturday | 08:18:36 | 12:30:51 | 16:43:06 | 8h 24m 30s |
| 2025-Dec-28, Sunday | 08:18:47 | 12:31:20 | 16:43:53 | 8h 25m 6s |
| 2025-Dec-29, Monday | 08:18:56 | 12:31:49 | 16:44:43 | 8h 25m 47s |
| 2025-Dec-30, Tuesday | 08:19:01 | 12:32:18 | 16:45:36 | 8h 26m 35s |
| 2025-Dec-31, Wednesday | 08:19:03 | 12:32:47 | 16:46:31 | 8h 27m 28s |
Day length in Grand Forks AFB during the year on the chart:
Grand Forks AFB on United States map:
Locations in the same time zone America/Chicago
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Largest populated areas in United States
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Countries closest to United States
*Calculation of distances from capital to capital
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