Sunrise and Sunset times in Westmont, United States 
Today:
 Sunrise: 06:44:04
|
 Sunset: 16:44:01
|
Day Length: 9h 59m 57s
Time zone: America/Los_Angeles, UTC -8 h.
Latitude: 33.9417, Longitude: -118.302
Westmont
California, United States 
33 532 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 06:40:43 | 11:42:26 | 16:44:09 | 10h 3m 26s |
| 2025-Dec-02, Tuesday | 06:41:35 | 11:42:49 | 16:44:04 | 10h 2m 29s |
| 2025-Dec-03, Wednesday | 06:42:25 | 11:43:13 | 16:44:01 | 10h 1m 36s |
| 2025-Dec-04, Thursday | 06:43:15 | 11:43:37 | 16:44:00 | 10h 0m 45s |
| 2025-Dec-05, Friday | 06:44:04 | 11:44:02 | 16:44:01 | 9h 59m 57s |
| 2025-Dec-06, Saturday | 06:44:52 | 11:44:28 | 16:44:03 | 9h 59m 11s |
| 2025-Dec-07, Sunday | 06:45:39 | 11:44:54 | 16:44:08 | 9h 58m 29s |
| 2025-Dec-08, Monday | 06:46:26 | 11:45:20 | 16:44:15 | 9h 57m 49s |
| 2025-Dec-09, Tuesday | 06:47:11 | 11:45:47 | 16:44:23 | 9h 57m 12s |
| 2025-Dec-10, Wednesday | 06:47:55 | 11:46:14 | 16:44:33 | 9h 56m 38s |
| 2025-Dec-11, Thursday | 06:48:39 | 11:46:42 | 16:44:45 | 9h 56m 6s |
| 2025-Dec-12, Friday | 06:49:21 | 11:47:10 | 16:44:59 | 9h 55m 38s |
| 2025-Dec-13, Saturday | 06:50:02 | 11:47:38 | 16:45:15 | 9h 55m 13s |
| 2025-Dec-14, Sunday | 06:50:42 | 11:48:07 | 16:45:32 | 9h 54m 50s |
| 2025-Dec-15, Monday | 06:51:20 | 11:48:36 | 16:45:51 | 9h 54m 31s |
| 2025-Dec-16, Tuesday | 06:51:58 | 11:49:05 | 16:46:12 | 9h 54m 14s |
| 2025-Dec-17, Wednesday | 06:52:34 | 11:49:34 | 16:46:35 | 9h 54m 1s |
| 2025-Dec-18, Thursday | 06:53:08 | 11:50:04 | 16:47:00 | 9h 53m 52s |
| 2025-Dec-19, Friday | 06:53:41 | 11:50:34 | 16:47:26 | 9h 53m 45s |
| 2025-Dec-20, Saturday | 06:54:13 | 11:51:03 | 16:47:54 | 9h 53m 41s |
| 2025-Dec-21, Sunday | 06:54:43 | 11:51:33 | 16:48:23 | 9h 53m 40s |
| 2025-Dec-22, Monday | 06:55:12 | 11:52:03 | 16:48:54 | 9h 53m 42s |
| 2025-Dec-23, Tuesday | 06:55:39 | 11:52:33 | 16:49:26 | 9h 53m 47s |
| 2025-Dec-24, Wednesday | 06:56:05 | 11:53:03 | 16:50:00 | 9h 53m 55s |
| 2025-Dec-25, Thursday | 06:56:29 | 11:53:32 | 16:50:36 | 9h 54m 7s |
| 2025-Dec-26, Friday | 06:56:51 | 11:54:02 | 16:51:13 | 9h 54m 22s |
| 2025-Dec-27, Saturday | 06:57:12 | 11:54:31 | 16:51:51 | 9h 54m 39s |
| 2025-Dec-28, Sunday | 06:57:31 | 11:55:01 | 16:52:30 | 9h 54m 59s |
| 2025-Dec-29, Monday | 06:57:48 | 11:55:30 | 16:53:11 | 9h 55m 23s |
| 2025-Dec-30, Tuesday | 06:58:04 | 11:55:59 | 16:53:54 | 9h 55m 50s |
| 2025-Dec-31, Wednesday | 06:58:17 | 11:56:27 | 16:54:37 | 9h 56m 20s |
Day length in Westmont during the year on the chart:
Westmont 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