Sunrise and Sunset times in Arvada, United States 
Today:
 Sunrise: 07:06:06
|
 Sunset: 16:35:55
|
Day Length: 9h 29m 49s
Time zone: America/Denver, UTC -7 h.
Latitude: 39.8321, Longitude: -105.151
Arvada
Colorado, United States 
118 807 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 07:03:13 | 11:49:49 | 16:36:25 | 9h 33m 12s |
| 2025-Dec-02, Tuesday | 07:04:11 | 11:50:12 | 16:36:13 | 9h 32m 2s |
| 2025-Dec-03, Wednesday | 07:05:09 | 11:50:36 | 16:36:03 | 9h 30m 54s |
| 2025-Dec-04, Thursday | 07:06:06 | 11:51:00 | 16:35:55 | 9h 29m 49s |
| 2025-Dec-05, Friday | 07:07:01 | 11:51:25 | 16:35:49 | 9h 28m 48s |
| 2025-Dec-06, Saturday | 07:07:55 | 11:51:51 | 16:35:46 | 9h 27m 51s |
| 2025-Dec-07, Sunday | 07:08:48 | 11:52:16 | 16:35:44 | 9h 26m 56s |
| 2025-Dec-08, Monday | 07:09:40 | 11:52:43 | 16:35:46 | 9h 26m 6s |
| 2025-Dec-09, Tuesday | 07:10:31 | 11:53:10 | 16:35:49 | 9h 25m 18s |
| 2025-Dec-10, Wednesday | 07:11:20 | 11:53:37 | 16:35:54 | 9h 24m 34s |
| 2025-Dec-11, Thursday | 07:12:07 | 11:54:05 | 16:36:02 | 9h 23m 55s |
| 2025-Dec-12, Friday | 07:12:53 | 11:54:33 | 16:36:12 | 9h 23m 19s |
| 2025-Dec-13, Saturday | 07:13:38 | 11:55:01 | 16:36:24 | 9h 22m 46s |
| 2025-Dec-14, Sunday | 07:14:21 | 11:55:30 | 16:36:39 | 9h 22m 18s |
| 2025-Dec-15, Monday | 07:15:02 | 11:55:59 | 16:36:55 | 9h 21m 53s |
| 2025-Dec-16, Tuesday | 07:15:41 | 11:56:28 | 16:37:14 | 9h 21m 33s |
| 2025-Dec-17, Wednesday | 07:16:19 | 11:56:57 | 16:37:35 | 9h 21m 16s |
| 2025-Dec-18, Thursday | 07:16:55 | 11:57:27 | 16:37:58 | 9h 21m 3s |
| 2025-Dec-19, Friday | 07:17:29 | 11:57:56 | 16:38:23 | 9h 20m 54s |
| 2025-Dec-20, Saturday | 07:18:02 | 11:58:26 | 16:38:50 | 9h 20m 48s |
| 2025-Dec-21, Sunday | 07:18:32 | 11:58:56 | 16:39:19 | 9h 20m 47s |
| 2025-Dec-22, Monday | 07:19:01 | 11:59:26 | 16:39:50 | 9h 20m 49s |
| 2025-Dec-23, Tuesday | 07:19:27 | 11:59:55 | 16:40:24 | 9h 20m 57s |
| 2025-Dec-24, Wednesday | 07:19:52 | 12:00:25 | 16:40:59 | 9h 21m 7s |
| 2025-Dec-25, Thursday | 07:20:14 | 12:00:55 | 16:41:36 | 9h 21m 22s |
| 2025-Dec-26, Friday | 07:20:35 | 12:01:25 | 16:42:14 | 9h 21m 39s |
| 2025-Dec-27, Saturday | 07:20:53 | 12:01:54 | 16:42:55 | 9h 22m 2s |
| 2025-Dec-28, Sunday | 07:21:09 | 12:02:23 | 16:43:37 | 9h 22m 28s |
| 2025-Dec-29, Monday | 07:21:24 | 12:02:52 | 16:44:21 | 9h 22m 57s |
| 2025-Dec-30, Tuesday | 07:21:36 | 12:03:21 | 16:45:07 | 9h 23m 31s |
| 2025-Dec-31, Wednesday | 07:21:45 | 12:03:50 | 16:45:54 | 9h 24m 9s |
Day length in Arvada during the year on the chart:
Arvada 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), 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), Lafayette (Colorado)
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