Sunrise and Sunset times in Challans, France 
Challans
Pays de la Loire
Time zone: Europe/Paris, UTC 2 h.
Latitude: 46.8436, Longitude: -1.8749
| Date | Sunrise | Solar Noon | Sunset | Length of day |
|---|---|---|---|---|
| 2025-Jul-01, Tuesday | 06:17:20 | 14:11:27 | 22:05:34 | 15h 48m 14s |
| 2025-Jul-02, Wednesday | 06:17:57 | 14:11:38 | 22:05:19 | 15h 47m 22s |
| 2025-Jul-03, Thursday | 06:18:36 | 14:11:49 | 22:05:02 | 15h 46m 26s |
| 2025-Jul-04, Friday | 06:19:17 | 14:12:00 | 22:04:43 | 15h 45m 26s |
| 2025-Jul-05, Saturday | 06:20:00 | 14:12:10 | 22:04:21 | 15h 44m 21s |
| 2025-Jul-06, Sunday | 06:20:45 | 14:12:20 | 22:03:56 | 15h 43m 11s |
| 2025-Jul-07, Monday | 06:21:31 | 14:12:30 | 22:03:29 | 15h 41m 58s |
| 2025-Jul-08, Tuesday | 06:22:19 | 14:12:39 | 22:02:59 | 15h 40m 40s |
| 2025-Jul-09, Wednesday | 06:23:09 | 14:12:48 | 22:02:27 | 15h 39m 18s |
| 2025-Jul-10, Thursday | 06:24:00 | 14:12:57 | 22:01:53 | 15h 37m 53s |
| 2025-Jul-11, Friday | 06:24:53 | 14:13:05 | 22:01:16 | 15h 36m 23s |
| 2025-Jul-12, Saturday | 06:25:48 | 14:13:12 | 22:00:37 | 15h 34m 49s |
| 2025-Jul-13, Sunday | 06:26:44 | 14:13:19 | 21:59:55 | 15h 33m 11s |
| 2025-Jul-14, Monday | 06:27:41 | 14:13:26 | 21:59:11 | 15h 31m 30s |
| 2025-Jul-15, Tuesday | 06:28:40 | 14:13:32 | 21:58:24 | 15h 29m 44s |
| 2025-Jul-16, Wednesday | 06:29:39 | 14:13:38 | 21:57:36 | 15h 27m 57s |
| 2025-Jul-17, Thursday | 06:30:41 | 14:13:43 | 21:56:45 | 15h 26m 4s |
| 2025-Jul-18, Friday | 06:31:43 | 14:13:47 | 21:55:51 | 15h 24m 8s |
| 2025-Jul-19, Saturday | 06:32:46 | 14:13:51 | 21:54:56 | 15h 22m 10s |
| 2025-Jul-20, Sunday | 06:33:51 | 14:13:55 | 21:53:58 | 15h 20m 7s |
| 2025-Jul-21, Monday | 06:34:56 | 14:13:57 | 21:52:59 | 15h 18m 3s |
| 2025-Jul-22, Tuesday | 06:36:03 | 14:14:00 | 21:51:57 | 15h 15m 54s |
| 2025-Jul-23, Wednesday | 06:37:10 | 14:14:02 | 21:50:53 | 15h 13m 43s |
| 2025-Jul-24, Thursday | 06:38:18 | 14:14:03 | 21:49:47 | 15h 11m 29s |
| 2025-Jul-25, Friday | 06:39:27 | 14:14:03 | 21:48:39 | 15h 9m 12s |
| 2025-Jul-26, Saturday | 06:40:37 | 14:14:03 | 21:47:29 | 15h 6m 52s |
| 2025-Jul-27, Sunday | 06:41:48 | 14:14:03 | 21:46:17 | 15h 4m 29s |
| 2025-Jul-28, Monday | 06:42:59 | 14:14:01 | 21:45:04 | 15h 2m 5s |
| 2025-Jul-29, Tuesday | 06:44:11 | 14:13:59 | 21:43:48 | 14h 59m 37s |
| 2025-Jul-30, Wednesday | 06:45:23 | 14:13:57 | 21:42:31 | 14h 57m 8s |
| 2025-Jul-31, Thursday | 06:46:36 | 14:13:54 | 21:41:12 | 14h 54m 36s |
Challans on France map:
Largest Populated Areas in France
Paris (Île-de-France), Lyon (Auvergne-Rhône-Alpes), Marseille (Provence-Alpes-Côte d’Azur), Lille (Hauts-de-France), Nice (Provence-Alpes-Côte d’Azur), Toulouse (Occitanie), Bordeaux (Nouvelle-Aquitaine), Rouen (Normandie), Strasbourg (Grand Est), Nantes (Pays de la Loire), Metz (Grand Est), Grenoble (Auvergne-Rhône-Alpes), Toulon (Provence-Alpes-Côte d’Azur), Montpellier (Occitanie), Nancy (Grand Est), Saint-Etienne (Auvergne-Rhône-Alpes), Melun (Île-de-France), Le Havre (Normandie), Tours (Centre-Val de Loire), Clermont-Ferrand (Auvergne-Rhône-Alpes), Orleans (Centre-Val de Loire), Mulhouse (Grand Est), Rennes (Bretagne), Reims (Grand Est), Caen (Normandie), Angers (Pays de la Loire), Dijon (Bourgogne-Franche-Comté), Nimes (Occitanie), Limoges (Nouvelle-Aquitaine), Aix-en-Provence (Provence-Alpes-Côte d’Azur)
Daylight Hours FAQ: 10 Most Googled Questions Answered
1. What are daylight hours?
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
2. Why are days shorter in winter and longer in summer?
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).
3. When is the longest day of the year?
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
4. When is the shortest day of the year?
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
5. How does latitude affect daylight hours?
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
6. Why do New York and Miami have different day lengths?
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
7. When are day and night equal?
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
How fast do days lengthen/shorten?
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
9. Where can I check daylight hours for my city?
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
10. Does daylight affect health?
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks