Sunrise and Sunset times in Boulder City, United States 
Boulder City
☁️ Low chance of a spectacular sunset.
Nevada, United States
14 741 people
Current temperature 28 ° C 
Sunny
Today:
 Sunrise: 05:55:46
|
 Sunset: 19:33:53
|
Day Length: 13h 38m 7s
Time zone: America/Los_Angeles, UTC -7 h.
Latitude: 35.8407, Longitude: -114.926
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Aug-01, Friday | 05:47:54 | 12:46:01 | 19:44:08 | 13h 56m 14s |
| 2025-Aug-02, Saturday | 05:48:41 | 12:45:57 | 19:43:13 | 13h 54m 32s |
| 2025-Aug-03, Sunday | 05:49:28 | 12:45:52 | 19:42:16 | 13h 52m 48s |
| 2025-Aug-04, Monday | 05:50:15 | 12:45:46 | 19:41:17 | 13h 51m 2s |
| 2025-Aug-05, Tuesday | 05:51:02 | 12:45:40 | 19:40:17 | 13h 49m 15s |
| 2025-Aug-06, Wednesday | 05:51:49 | 12:45:33 | 19:39:16 | 13h 47m 27s |
| 2025-Aug-07, Thursday | 05:52:36 | 12:45:25 | 19:38:14 | 13h 45m 38s |
| 2025-Aug-08, Friday | 05:53:24 | 12:45:17 | 19:37:11 | 13h 43m 47s |
| 2025-Aug-09, Saturday | 05:54:11 | 12:45:09 | 19:36:06 | 13h 41m 55s |
| 2025-Aug-10, Sunday | 05:54:58 | 12:44:59 | 19:35:00 | 13h 40m 2s |
| 2025-Aug-11, Monday | 05:55:46 | 12:44:50 | 19:33:53 | 13h 38m 7s |
| 2025-Aug-12, Tuesday | 05:56:33 | 12:44:39 | 19:32:45 | 13h 36m 12s |
| 2025-Aug-13, Wednesday | 05:57:20 | 12:44:28 | 19:31:36 | 13h 34m 16s |
| 2025-Aug-14, Thursday | 05:58:07 | 12:44:17 | 19:30:26 | 13h 32m 19s |
| 2025-Aug-15, Friday | 05:58:55 | 12:44:05 | 19:29:15 | 13h 30m 20s |
| 2025-Aug-16, Saturday | 05:59:42 | 12:43:52 | 19:28:03 | 13h 28m 21s |
| 2025-Aug-17, Sunday | 06:00:29 | 12:43:39 | 19:26:50 | 13h 26m 21s |
| 2025-Aug-18, Monday | 06:01:16 | 12:43:26 | 19:25:36 | 13h 24m 20s |
| 2025-Aug-19, Tuesday | 06:02:03 | 12:43:12 | 19:24:21 | 13h 22m 18s |
| 2025-Aug-20, Wednesday | 06:02:50 | 12:42:57 | 19:23:05 | 13h 20m 15s |
| 2025-Aug-21, Thursday | 06:03:36 | 12:42:42 | 19:21:48 | 13h 18m 12s |
| 2025-Aug-22, Friday | 06:04:23 | 12:42:27 | 19:20:31 | 13h 16m 8s |
| 2025-Aug-23, Saturday | 06:05:10 | 12:42:11 | 19:19:13 | 13h 14m 3s |
| 2025-Aug-24, Sunday | 06:05:56 | 12:41:55 | 19:17:54 | 13h 11m 58s |
| 2025-Aug-25, Monday | 06:06:43 | 12:41:38 | 19:16:34 | 13h 9m 51s |
| 2025-Aug-26, Tuesday | 06:07:29 | 12:41:21 | 19:15:13 | 13h 7m 44s |
| 2025-Aug-27, Wednesday | 06:08:15 | 12:41:04 | 19:13:52 | 13h 5m 37s |
| 2025-Aug-28, Thursday | 06:09:01 | 12:40:46 | 19:12:30 | 13h 3m 29s |
| 2025-Aug-29, Friday | 06:09:47 | 12:40:28 | 19:11:08 | 13h 1m 21s |
| 2025-Aug-30, Saturday | 06:10:33 | 12:40:09 | 19:09:45 | 12h 59m 12s |
| 2025-Aug-31, Sunday | 06:11:19 | 12:39:50 | 19:08:21 | 12h 57m 2s |
Day length in Boulder City during the year on the chart:
Boulder City 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)
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