Sunrise and Sunset times in Portola, United States 
Today:
 Sunrise: 07:19:12
|
 Sunset: 17:06:12
|
Day Length: 9h 47m 0s
Time zone: America/Los_Angeles, UTC -8 h.
Latitude: 39.8242, Longitude: -120.473
Portola
California, United States 
2 313 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2026-Jan-01, Thursday | 07:23:09 | 12:05:37 | 16:48:04 | 9h 24m 55s |
| 2026-Jan-02, Friday | 07:23:15 | 12:06:05 | 16:48:54 | 9h 25m 39s |
| 2026-Jan-03, Saturday | 07:23:18 | 12:06:32 | 16:49:46 | 9h 26m 28s |
| 2026-Jan-04, Sunday | 07:23:19 | 12:06:59 | 16:50:40 | 9h 27m 21s |
| 2026-Jan-05, Monday | 07:23:18 | 12:07:26 | 16:51:34 | 9h 28m 16s |
| 2026-Jan-06, Tuesday | 07:23:14 | 12:07:52 | 16:52:30 | 9h 29m 16s |
| 2026-Jan-07, Wednesday | 07:23:09 | 12:08:18 | 16:53:28 | 9h 30m 19s |
| 2026-Jan-08, Thursday | 07:23:01 | 12:08:43 | 16:54:26 | 9h 31m 25s |
| 2026-Jan-09, Friday | 07:22:51 | 12:09:08 | 16:55:26 | 9h 32m 35s |
| 2026-Jan-10, Saturday | 07:22:39 | 12:09:32 | 16:56:26 | 9h 33m 47s |
| 2026-Jan-11, Sunday | 07:22:24 | 12:09:56 | 16:57:28 | 9h 35m 4s |
| 2026-Jan-12, Monday | 07:22:08 | 12:10:19 | 16:58:31 | 9h 36m 23s |
| 2026-Jan-13, Tuesday | 07:21:49 | 12:10:42 | 16:59:34 | 9h 37m 45s |
| 2026-Jan-14, Wednesday | 07:21:28 | 12:11:03 | 17:00:39 | 9h 39m 11s |
| 2026-Jan-15, Thursday | 07:21:05 | 12:11:24 | 17:01:44 | 9h 40m 39s |
| 2026-Jan-16, Friday | 07:20:40 | 12:11:45 | 17:02:50 | 9h 42m 10s |
| 2026-Jan-17, Saturday | 07:20:12 | 12:12:05 | 17:03:57 | 9h 43m 45s |
| 2026-Jan-18, Sunday | 07:19:43 | 12:12:24 | 17:05:04 | 9h 45m 21s |
| 2026-Jan-19, Monday | 07:19:12 | 12:12:42 | 17:06:12 | 9h 47m 0s |
| 2026-Jan-20, Tuesday | 07:18:38 | 12:12:59 | 17:07:21 | 9h 48m 43s |
| 2026-Jan-21, Wednesday | 07:18:03 | 12:13:16 | 17:08:30 | 9h 50m 27s |
| 2026-Jan-22, Thursday | 07:17:25 | 12:13:32 | 17:09:39 | 9h 52m 14s |
| 2026-Jan-23, Friday | 07:16:46 | 12:13:48 | 17:10:49 | 9h 54m 3s |
| 2026-Jan-24, Saturday | 07:16:04 | 12:14:02 | 17:12:00 | 9h 55m 56s |
| 2026-Jan-25, Sunday | 07:15:21 | 12:14:16 | 17:13:10 | 9h 57m 49s |
| 2026-Jan-26, Monday | 07:14:36 | 12:14:29 | 17:14:21 | 9h 59m 45s |
| 2026-Jan-27, Tuesday | 07:13:49 | 12:14:41 | 17:15:32 | 10h 1m 43s |
| 2026-Jan-28, Wednesday | 07:13:00 | 12:14:52 | 17:16:44 | 10h 3m 44s |
| 2026-Jan-29, Thursday | 07:12:10 | 12:15:02 | 17:17:55 | 10h 5m 45s |
| 2026-Jan-30, Friday | 07:11:17 | 12:15:12 | 17:19:07 | 10h 7m 50s |
| 2026-Jan-31, Saturday | 07:10:23 | 12:15:21 | 17:20:19 | 10h 9m 56s |
Day length in Portola during the year on the chart:
Portola 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