Sunrise and Sunset times in Rosemont, United States 
Today:
 Sunrise: 07:07:20
|
 Sunset: 16:44:20
|
Day Length: 9h 37m 0s
Time zone: America/Los_Angeles, UTC -8 h.
Latitude: 38.5477, Longitude: -121.355
Rosemont
California, United States 
23 700 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 07:04:33 | 11:54:39 | 16:44:45 | 9h 40m 12s |
| 2025-Dec-02, Tuesday | 07:05:30 | 11:55:02 | 16:44:35 | 9h 39m 5s |
| 2025-Dec-03, Wednesday | 07:06:25 | 11:55:26 | 16:44:26 | 9h 38m 1s |
| 2025-Dec-04, Thursday | 07:07:20 | 11:55:50 | 16:44:20 | 9h 37m 0s |
| 2025-Dec-05, Friday | 07:08:14 | 11:56:15 | 16:44:16 | 9h 36m 2s |
| 2025-Dec-06, Saturday | 07:09:07 | 11:56:41 | 16:44:14 | 9h 35m 7s |
| 2025-Dec-07, Sunday | 07:09:59 | 11:57:07 | 16:44:15 | 9h 34m 16s |
| 2025-Dec-08, Monday | 07:10:49 | 11:57:33 | 16:44:17 | 9h 33m 28s |
| 2025-Dec-09, Tuesday | 07:11:38 | 11:58:00 | 16:44:21 | 9h 32m 43s |
| 2025-Dec-10, Wednesday | 07:12:26 | 11:58:27 | 16:44:28 | 9h 32m 2s |
| 2025-Dec-11, Thursday | 07:13:13 | 11:58:55 | 16:44:37 | 9h 31m 24s |
| 2025-Dec-12, Friday | 07:13:58 | 11:59:23 | 16:44:48 | 9h 30m 50s |
| 2025-Dec-13, Saturday | 07:14:41 | 11:59:51 | 16:45:01 | 9h 30m 20s |
| 2025-Dec-14, Sunday | 07:15:23 | 12:00:20 | 16:45:16 | 9h 29m 53s |
| 2025-Dec-15, Monday | 07:16:04 | 12:00:49 | 16:45:34 | 9h 29m 30s |
| 2025-Dec-16, Tuesday | 07:16:43 | 12:01:18 | 16:45:53 | 9h 29m 10s |
| 2025-Dec-17, Wednesday | 07:17:20 | 12:01:47 | 16:46:14 | 9h 28m 54s |
| 2025-Dec-18, Thursday | 07:17:56 | 12:02:17 | 16:46:38 | 9h 28m 42s |
| 2025-Dec-19, Friday | 07:18:30 | 12:02:47 | 16:47:03 | 9h 28m 33s |
| 2025-Dec-20, Saturday | 07:19:02 | 12:03:16 | 16:47:31 | 9h 28m 29s |
| 2025-Dec-21, Sunday | 07:19:32 | 12:03:46 | 16:48:00 | 9h 28m 28s |
| 2025-Dec-22, Monday | 07:20:01 | 12:04:16 | 16:48:31 | 9h 28m 30s |
| 2025-Dec-23, Tuesday | 07:20:27 | 12:04:46 | 16:49:04 | 9h 28m 37s |
| 2025-Dec-24, Wednesday | 07:20:52 | 12:05:16 | 16:49:39 | 9h 28m 47s |
| 2025-Dec-25, Thursday | 07:21:15 | 12:05:45 | 16:50:16 | 9h 29m 1s |
| 2025-Dec-26, Friday | 07:21:36 | 12:06:15 | 16:50:54 | 9h 29m 18s |
| 2025-Dec-27, Saturday | 07:21:55 | 12:06:44 | 16:51:34 | 9h 29m 39s |
| 2025-Dec-28, Sunday | 07:22:11 | 12:07:14 | 16:52:16 | 9h 30m 5s |
| 2025-Dec-29, Monday | 07:22:26 | 12:07:43 | 16:52:59 | 9h 30m 33s |
| 2025-Dec-30, Tuesday | 07:22:39 | 12:08:12 | 16:53:44 | 9h 31m 5s |
| 2025-Dec-31, Wednesday | 07:22:50 | 12:08:40 | 16:54:31 | 9h 31m 41s |
Day length in Rosemont during the year on the chart:
Rosemont 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