Sunrise and Sunset times in Altus, United States 
Today:
 Sunrise: 07:30:36
|
 Sunset: 17:26:18
|
Day Length: 9h 55m 42s
Time zone: America/Chicago, UTC -6 h.
Latitude: 34.6566, Longitude: -99.3051
Altus
Oklahoma, United States 
18 931 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 07:26:24 | 12:26:26 | 17:26:28 | 10h 0m 4s |
| 2025-Dec-02, Tuesday | 07:27:16 | 12:26:49 | 17:26:22 | 9h 59m 6s |
| 2025-Dec-03, Wednesday | 07:28:07 | 12:27:13 | 17:26:18 | 9h 58m 11s |
| 2025-Dec-04, Thursday | 07:28:58 | 12:27:37 | 17:26:16 | 9h 57m 18s |
| 2025-Dec-05, Friday | 07:29:47 | 12:28:02 | 17:26:16 | 9h 56m 29s |
| 2025-Dec-06, Saturday | 07:30:36 | 12:28:27 | 17:26:18 | 9h 55m 42s |
| 2025-Dec-07, Sunday | 07:31:24 | 12:28:53 | 17:26:22 | 9h 54m 58s |
| 2025-Dec-08, Monday | 07:32:11 | 12:29:19 | 17:26:28 | 9h 54m 17s |
| 2025-Dec-09, Tuesday | 07:32:57 | 12:29:46 | 17:26:35 | 9h 53m 38s |
| 2025-Dec-10, Wednesday | 07:33:42 | 12:30:14 | 17:26:45 | 9h 53m 3s |
| 2025-Dec-11, Thursday | 07:34:26 | 12:30:41 | 17:26:56 | 9h 52m 30s |
| 2025-Dec-12, Friday | 07:35:09 | 12:31:09 | 17:27:10 | 9h 52m 1s |
| 2025-Dec-13, Saturday | 07:35:50 | 12:31:38 | 17:27:25 | 9h 51m 35s |
| 2025-Dec-14, Sunday | 07:36:30 | 12:32:06 | 17:27:42 | 9h 51m 12s |
| 2025-Dec-15, Monday | 07:37:09 | 12:32:35 | 17:28:01 | 9h 50m 52s |
| 2025-Dec-16, Tuesday | 07:37:47 | 12:33:04 | 17:28:22 | 9h 50m 35s |
| 2025-Dec-17, Wednesday | 07:38:23 | 12:33:34 | 17:28:44 | 9h 50m 21s |
| 2025-Dec-18, Thursday | 07:38:58 | 12:34:03 | 17:29:08 | 9h 50m 10s |
| 2025-Dec-19, Friday | 07:39:31 | 12:34:33 | 17:29:34 | 9h 50m 3s |
| 2025-Dec-20, Saturday | 07:40:03 | 12:35:02 | 17:30:02 | 9h 49m 59s |
| 2025-Dec-21, Sunday | 07:40:33 | 12:35:32 | 17:30:31 | 9h 49m 58s |
| 2025-Dec-22, Monday | 07:41:02 | 12:36:02 | 17:31:02 | 9h 50m 0s |
| 2025-Dec-23, Tuesday | 07:41:29 | 12:36:32 | 17:31:34 | 9h 50m 5s |
| 2025-Dec-24, Wednesday | 07:41:55 | 12:37:02 | 17:32:08 | 9h 50m 13s |
| 2025-Dec-25, Thursday | 07:42:19 | 12:37:31 | 17:32:44 | 9h 50m 25s |
| 2025-Dec-26, Friday | 07:42:41 | 12:38:01 | 17:33:21 | 9h 50m 40s |
| 2025-Dec-27, Saturday | 07:43:02 | 12:38:31 | 17:33:59 | 9h 50m 57s |
| 2025-Dec-28, Sunday | 07:43:20 | 12:39:00 | 17:34:39 | 9h 51m 19s |
| 2025-Dec-29, Monday | 07:43:37 | 12:39:29 | 17:35:20 | 9h 51m 43s |
| 2025-Dec-30, Tuesday | 07:43:53 | 12:39:58 | 17:36:03 | 9h 52m 10s |
| 2025-Dec-31, Wednesday | 07:44:06 | 12:40:26 | 17:36:47 | 9h 52m 41s |
Day length in Altus during the year on the chart:
Altus on United States map:
Locations in the same time zone America/Chicago
Chicago (Illinois), Dallas (Texas), Houston (Texas), Minneapolis (Minnesota), St. Louis (Missouri), San Antonio (Texas), Austin (Texas), Kansas City (Missouri), Montevideo (Montevideo), Milwaukee (Wisconsin), Prague (Praha, Hlavní Město), Nashville (Tennessee), Memphis (Tennessee), New Orleans (Louisiana), Oklahoma City (Oklahoma), Fort Worth (Texas), Omaha (Nebraska), McAllen (Texas), Birmingham (Alabama), Tulsa (Oklahoma), Baton Rouge (Louisiana), Wichita (Kansas), Des Moines (Iowa), Little Rock (Arkansas), Denton (Texas), Madison (Wisconsin), Arlington (Texas), Pensacola (Florida), Fayetteville (Arkansas), Corpus Christi (Texas)
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