Sunrise and Sunset times in Helena Valley Northwest, United States 
Today:
 Sunrise: 08:12:50
|
 Sunset: 16:50:09
|
Day Length: 8h 37m 19s
Time zone: America/Denver, UTC -7 h.
Latitude: 46.7289, Longitude: -112.063
Helena Valley Northwest
Montana, United States 
3 949 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 07:52:50 | 12:17:28 | 16:42:07 | 8h 49m 17s |
| 2025-Dec-02, Tuesday | 07:54:00 | 12:17:52 | 16:41:43 | 8h 47m 43s |
| 2025-Dec-03, Wednesday | 07:55:08 | 12:18:15 | 16:41:22 | 8h 46m 14s |
| 2025-Dec-04, Thursday | 07:56:15 | 12:18:40 | 16:41:04 | 8h 44m 49s |
| 2025-Dec-05, Friday | 07:57:21 | 12:19:04 | 16:40:48 | 8h 43m 27s |
| 2025-Dec-06, Saturday | 07:58:25 | 12:19:30 | 16:40:35 | 8h 42m 10s |
| 2025-Dec-07, Sunday | 07:59:26 | 12:19:56 | 16:40:25 | 8h 40m 59s |
| 2025-Dec-08, Monday | 08:00:26 | 12:20:22 | 16:40:18 | 8h 39m 52s |
| 2025-Dec-09, Tuesday | 08:01:25 | 12:20:49 | 16:40:14 | 8h 38m 49s |
| 2025-Dec-10, Wednesday | 08:02:21 | 12:21:16 | 16:40:12 | 8h 37m 51s |
| 2025-Dec-11, Thursday | 08:03:15 | 12:21:44 | 16:40:13 | 8h 36m 58s |
| 2025-Dec-12, Friday | 08:04:07 | 12:22:12 | 16:40:17 | 8h 36m 10s |
| 2025-Dec-13, Saturday | 08:04:56 | 12:22:40 | 16:40:24 | 8h 35m 28s |
| 2025-Dec-14, Sunday | 08:05:44 | 12:23:09 | 16:40:34 | 8h 34m 50s |
| 2025-Dec-15, Monday | 08:06:29 | 12:23:38 | 16:40:47 | 8h 34m 18s |
| 2025-Dec-16, Tuesday | 08:07:12 | 12:24:07 | 16:41:02 | 8h 33m 50s |
| 2025-Dec-17, Wednesday | 08:07:53 | 12:24:36 | 16:41:20 | 8h 33m 27s |
| 2025-Dec-18, Thursday | 08:08:31 | 12:25:06 | 16:41:41 | 8h 33m 10s |
| 2025-Dec-19, Friday | 08:09:07 | 12:25:36 | 16:42:05 | 8h 32m 58s |
| 2025-Dec-20, Saturday | 08:09:40 | 12:26:05 | 16:42:31 | 8h 32m 51s |
| 2025-Dec-21, Sunday | 08:10:10 | 12:26:35 | 16:43:00 | 8h 32m 50s |
| 2025-Dec-22, Monday | 08:10:39 | 12:27:05 | 16:43:32 | 8h 32m 53s |
| 2025-Dec-23, Tuesday | 08:11:04 | 12:27:35 | 16:44:06 | 8h 33m 2s |
| 2025-Dec-24, Wednesday | 08:11:27 | 12:28:05 | 16:44:43 | 8h 33m 16s |
| 2025-Dec-25, Thursday | 08:11:47 | 12:28:34 | 16:45:22 | 8h 33m 35s |
| 2025-Dec-26, Friday | 08:12:04 | 12:29:04 | 16:46:04 | 8h 34m 0s |
| 2025-Dec-27, Saturday | 08:12:19 | 12:29:33 | 16:46:48 | 8h 34m 29s |
| 2025-Dec-28, Sunday | 08:12:31 | 12:30:03 | 16:47:35 | 8h 35m 4s |
| 2025-Dec-29, Monday | 08:12:40 | 12:30:32 | 16:48:24 | 8h 35m 44s |
| 2025-Dec-30, Tuesday | 08:12:46 | 12:31:01 | 16:49:15 | 8h 36m 29s |
| 2025-Dec-31, Wednesday | 08:12:50 | 12:31:29 | 16:50:09 | 8h 37m 19s |
Day length in Helena Valley Northwest during the year on the chart:
Helena Valley Northwest 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