Sunrise and Sunset times in Thermopolis, United States 
Today:
 Sunrise: 07:30:04
|
 Sunset: 16:36:27
|
Day Length: 9h 6m 23s
Time zone: America/Denver, UTC -7 h.
Latitude: 43.6479, Longitude: -108.214
Thermopolis
Wyoming, United States 
3 210 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 07:26:54 | 12:02:04 | 16:37:15 | 9h 10m 21s |
| 2025-Dec-02, Tuesday | 07:27:59 | 12:02:28 | 16:36:56 | 9h 8m 57s |
| 2025-Dec-03, Wednesday | 07:29:02 | 12:02:51 | 16:36:41 | 9h 7m 39s |
| 2025-Dec-04, Thursday | 07:30:04 | 12:03:16 | 16:36:27 | 9h 6m 23s |
| 2025-Dec-05, Friday | 07:31:04 | 12:03:40 | 16:36:17 | 9h 5m 13s |
| 2025-Dec-06, Saturday | 07:32:03 | 12:04:06 | 16:36:08 | 9h 4m 5s |
| 2025-Dec-07, Sunday | 07:33:01 | 12:04:32 | 16:36:03 | 9h 3m 2s |
| 2025-Dec-08, Monday | 07:33:57 | 12:04:58 | 16:35:59 | 9h 2m 2s |
| 2025-Dec-09, Tuesday | 07:34:51 | 12:05:25 | 16:35:59 | 9h 1m 8s |
| 2025-Dec-10, Wednesday | 07:35:44 | 12:05:52 | 16:36:01 | 9h 0m 17s |
| 2025-Dec-11, Thursday | 07:36:35 | 12:06:20 | 16:36:05 | 8h 59m 30s |
| 2025-Dec-12, Friday | 07:37:24 | 12:06:48 | 16:36:12 | 8h 58m 48s |
| 2025-Dec-13, Saturday | 07:38:11 | 12:07:16 | 16:36:22 | 8h 58m 11s |
| 2025-Dec-14, Sunday | 07:38:56 | 12:07:45 | 16:36:34 | 8h 57m 38s |
| 2025-Dec-15, Monday | 07:39:40 | 12:08:14 | 16:36:48 | 8h 57m 8s |
| 2025-Dec-16, Tuesday | 07:40:21 | 12:08:43 | 16:37:05 | 8h 56m 44s |
| 2025-Dec-17, Wednesday | 07:41:00 | 12:09:12 | 16:37:25 | 8h 56m 25s |
| 2025-Dec-18, Thursday | 07:41:37 | 12:09:42 | 16:37:47 | 8h 56m 10s |
| 2025-Dec-19, Friday | 07:42:12 | 12:10:12 | 16:38:11 | 8h 55m 59s |
| 2025-Dec-20, Saturday | 07:42:45 | 12:10:41 | 16:38:38 | 8h 55m 53s |
| 2025-Dec-21, Sunday | 07:43:16 | 12:11:11 | 16:39:07 | 8h 55m 51s |
| 2025-Dec-22, Monday | 07:43:44 | 12:11:41 | 16:39:38 | 8h 55m 54s |
| 2025-Dec-23, Tuesday | 07:44:10 | 12:12:11 | 16:40:12 | 8h 56m 2s |
| 2025-Dec-24, Wednesday | 07:44:33 | 12:12:41 | 16:40:48 | 8h 56m 15s |
| 2025-Dec-25, Thursday | 07:44:55 | 12:13:10 | 16:41:26 | 8h 56m 31s |
| 2025-Dec-26, Friday | 07:45:14 | 12:13:40 | 16:42:06 | 8h 56m 52s |
| 2025-Dec-27, Saturday | 07:45:30 | 12:14:09 | 16:42:49 | 8h 57m 19s |
| 2025-Dec-28, Sunday | 07:45:44 | 12:14:39 | 16:43:33 | 8h 57m 49s |
| 2025-Dec-29, Monday | 07:45:56 | 12:15:08 | 16:44:20 | 8h 58m 24s |
| 2025-Dec-30, Tuesday | 07:46:05 | 12:15:37 | 16:45:08 | 8h 59m 3s |
| 2025-Dec-31, Wednesday | 07:46:12 | 12:16:05 | 16:45:59 | 8h 59m 47s |
Day length in Thermopolis during the year on the chart:
Thermopolis 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)
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