Sunrise and Sunset times in Santa Rosa Valley, United States 
Today:
 Sunrise: 06:46:23
|
 Sunset: 16:45:40
|
Day Length: 9h 59m 17s
Time zone: America/Los_Angeles, UTC -8 h.
Latitude: 34.2453, Longitude: -118.902
Santa Rosa Valley
California, United States 
3 456 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 06:43:51 | 11:44:50 | 16:45:50 | 10h 1m 59s |
| 2025-Dec-02, Tuesday | 06:44:42 | 11:45:13 | 16:45:44 | 10h 1m 2s |
| 2025-Dec-03, Wednesday | 06:45:33 | 11:45:37 | 16:45:41 | 10h 0m 8s |
| 2025-Dec-04, Thursday | 06:46:23 | 11:46:01 | 16:45:40 | 9h 59m 17s |
| 2025-Dec-05, Friday | 06:47:12 | 11:46:26 | 16:45:40 | 9h 58m 28s |
| 2025-Dec-06, Saturday | 06:48:01 | 11:46:52 | 16:45:43 | 9h 57m 42s |
| 2025-Dec-07, Sunday | 06:48:48 | 11:47:18 | 16:45:47 | 9h 56m 59s |
| 2025-Dec-08, Monday | 06:49:35 | 11:47:44 | 16:45:53 | 9h 56m 18s |
| 2025-Dec-09, Tuesday | 06:50:21 | 11:48:11 | 16:46:01 | 9h 55m 40s |
| 2025-Dec-10, Wednesday | 06:51:05 | 11:48:38 | 16:46:11 | 9h 55m 6s |
| 2025-Dec-11, Thursday | 06:51:49 | 11:49:06 | 16:46:23 | 9h 54m 34s |
| 2025-Dec-12, Friday | 06:52:31 | 11:49:34 | 16:46:37 | 9h 54m 6s |
| 2025-Dec-13, Saturday | 06:53:12 | 11:50:02 | 16:46:52 | 9h 53m 40s |
| 2025-Dec-14, Sunday | 06:53:52 | 11:50:31 | 16:47:10 | 9h 53m 18s |
| 2025-Dec-15, Monday | 06:54:31 | 11:51:00 | 16:47:29 | 9h 52m 58s |
| 2025-Dec-16, Tuesday | 06:55:08 | 11:51:29 | 16:47:50 | 9h 52m 42s |
| 2025-Dec-17, Wednesday | 06:55:44 | 11:51:58 | 16:48:13 | 9h 52m 29s |
| 2025-Dec-18, Thursday | 06:56:19 | 11:52:28 | 16:48:37 | 9h 52m 18s |
| 2025-Dec-19, Friday | 06:56:52 | 11:52:58 | 16:49:03 | 9h 52m 11s |
| 2025-Dec-20, Saturday | 06:57:24 | 11:53:27 | 16:49:31 | 9h 52m 7s |
| 2025-Dec-21, Sunday | 06:57:54 | 11:53:57 | 16:50:00 | 9h 52m 6s |
| 2025-Dec-22, Monday | 06:58:23 | 11:54:27 | 16:50:31 | 9h 52m 8s |
| 2025-Dec-23, Tuesday | 06:58:50 | 11:54:57 | 16:51:04 | 9h 52m 14s |
| 2025-Dec-24, Wednesday | 06:59:16 | 11:55:27 | 16:51:38 | 9h 52m 22s |
| 2025-Dec-25, Thursday | 06:59:40 | 11:55:56 | 16:52:13 | 9h 52m 33s |
| 2025-Dec-26, Friday | 07:00:02 | 11:56:26 | 16:52:50 | 9h 52m 48s |
| 2025-Dec-27, Saturday | 07:00:22 | 11:56:55 | 16:53:28 | 9h 53m 6s |
| 2025-Dec-28, Sunday | 07:00:41 | 11:57:25 | 16:54:08 | 9h 53m 27s |
| 2025-Dec-29, Monday | 07:00:58 | 11:57:54 | 16:54:49 | 9h 53m 51s |
| 2025-Dec-30, Tuesday | 07:01:14 | 11:58:23 | 16:55:32 | 9h 54m 18s |
| 2025-Dec-31, Wednesday | 07:01:27 | 11:58:51 | 16:56:15 | 9h 54m 48s |
Day length in Santa Rosa Valley during the year on the chart:
Santa Rosa Valley on United States map:
Locations in the same time zone America/Los_Angeles
Los Angeles (California), Seattle (Washington), San Francisco (California), San Diego (California), Riverside (California), Las Vegas (Nevada), Portland (Oregon), Sacramento (California), San Jose (California), Fresno (California), Concord (California), Mission Viejo (California), Bakersfield (California), Murrieta (California), Long Beach (California), Reno (Nevada), Oakland (California), Indio (California), Spokane (Washington), Stockton (California), Oxnard (California), Modesto (California), Anaheim (California), Lancaster (California), Victorville (California), Santa Ana (California), Santa Rosa (California), Santa Clarita (California), Antioch (California), Henderson (Nevada)
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