Sunrise and Sunset times in Atar, Mauritania 
Today:
 Sunrise: 07:21:04
|
 Sunset: 18:14:48
|
Day Length: 10h 53m 44s
Time zone: Africa/Nouakchott, UTC 0 h.
Latitude: 20.5166, Longitude: -13.05
Atar
Adrar, Mauritania 
44 265 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 07:11:56 | 12:41:19 | 18:10:42 | 10h 58m 46s |
| 2025-Dec-02, Tuesday | 07:12:34 | 12:41:42 | 18:10:50 | 10h 58m 16s |
| 2025-Dec-03, Wednesday | 07:13:12 | 12:42:06 | 18:10:59 | 10h 57m 47s |
| 2025-Dec-04, Thursday | 07:13:50 | 12:42:30 | 18:11:09 | 10h 57m 19s |
| 2025-Dec-05, Friday | 07:14:28 | 12:42:54 | 18:11:21 | 10h 56m 53s |
| 2025-Dec-06, Saturday | 07:15:06 | 12:43:20 | 18:11:33 | 10h 56m 27s |
| 2025-Dec-07, Sunday | 07:15:44 | 12:43:46 | 18:11:48 | 10h 56m 4s |
| 2025-Dec-08, Monday | 07:16:21 | 12:44:12 | 18:12:03 | 10h 55m 42s |
| 2025-Dec-09, Tuesday | 07:16:58 | 12:44:39 | 18:12:19 | 10h 55m 21s |
| 2025-Dec-10, Wednesday | 07:17:34 | 12:45:06 | 18:12:37 | 10h 55m 3s |
| 2025-Dec-11, Thursday | 07:18:10 | 12:45:33 | 18:12:56 | 10h 54m 46s |
| 2025-Dec-12, Friday | 07:18:46 | 12:46:01 | 18:13:16 | 10h 54m 30s |
| 2025-Dec-13, Saturday | 07:19:22 | 12:46:29 | 18:13:37 | 10h 54m 15s |
| 2025-Dec-14, Sunday | 07:19:56 | 12:46:58 | 18:14:00 | 10h 54m 4s |
| 2025-Dec-15, Monday | 07:20:31 | 12:47:27 | 18:14:23 | 10h 53m 52s |
| 2025-Dec-16, Tuesday | 07:21:04 | 12:47:56 | 18:14:48 | 10h 53m 44s |
| 2025-Dec-17, Wednesday | 07:21:37 | 12:48:25 | 18:15:13 | 10h 53m 36s |
| 2025-Dec-18, Thursday | 07:22:10 | 12:48:55 | 18:15:40 | 10h 53m 30s |
| 2025-Dec-19, Friday | 07:22:42 | 12:49:24 | 18:16:07 | 10h 53m 25s |
| 2025-Dec-20, Saturday | 07:23:13 | 12:49:54 | 18:16:36 | 10h 53m 23s |
| 2025-Dec-21, Sunday | 07:23:43 | 12:50:24 | 18:17:05 | 10h 53m 22s |
| 2025-Dec-22, Monday | 07:24:12 | 12:50:54 | 18:17:35 | 10h 53m 23s |
| 2025-Dec-23, Tuesday | 07:24:41 | 12:51:24 | 18:18:06 | 10h 53m 25s |
| 2025-Dec-24, Wednesday | 07:25:09 | 12:51:53 | 18:18:38 | 10h 53m 29s |
| 2025-Dec-25, Thursday | 07:25:36 | 12:52:23 | 18:19:10 | 10h 53m 34s |
| 2025-Dec-26, Friday | 07:26:02 | 12:52:53 | 18:19:44 | 10h 53m 42s |
| 2025-Dec-27, Saturday | 07:26:27 | 12:53:22 | 18:20:18 | 10h 53m 51s |
| 2025-Dec-28, Sunday | 07:26:51 | 12:53:52 | 18:20:52 | 10h 54m 1s |
| 2025-Dec-29, Monday | 07:27:14 | 12:54:21 | 18:21:28 | 10h 54m 14s |
| 2025-Dec-30, Tuesday | 07:27:36 | 12:54:50 | 18:22:04 | 10h 54m 28s |
| 2025-Dec-31, Wednesday | 07:27:57 | 12:55:18 | 18:22:40 | 10h 54m 43s |
Day length in Atar during the year on the chart:
Atar on Mauritania map:
Locations in the same time zone Africa/Nouakchott
Nouakchott , Nema (Hodh ech Chargui), Nouadhibou (Dakhlet Nouadhibou), Kiffa (Assaba), Zouerate (Tiris Zemmour), Rosso (Trarza), Kobilo (Matam), Tidjikja (Tagant), Boutilimit (Trarza), Bogue (Brakna), Aleg (Brakna), Aioun (Hodh el Gharbi), Selibaby (Guidimaka), Akjoujt (Inchiri)
Largest populated areas in Mauritania
Nouakchott , Nema (Hodh ech Chargui), Nouadhibou (Dakhlet Nouadhibou), Kiffa (Assaba), Zouerate (Tiris Zemmour), Rosso (Trarza), Tidjikja (Tagant), Boutilimit (Trarza), Bogue (Brakna), Aleg (Brakna), Aioun (Hodh el Gharbi), Selibaby (Guidimaka), Akjoujt (Inchiri)
Countries closest to Mauritania
*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