Heure à Challans
03:16:14
Lever du soleil: 07:02:01 
Coucher de soleil: 21:22:5609:16:14
04:16:14
22:16:14
06:46:14
19:16:14
09:16:14
06:16:14
09:16:14
09:16:14
06:46:14
04:16:14
09:16:14
07:16:14
10:16:14
22:16:14
Décalage horaire entre Challans et les grandes villes
03:16:14
-6
21:16:14
+7
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+5
+5
+5
+4.5
+4
+4
+4
+4
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3
+3
+2.5
+2
+1.5
+1
+1
+1
+1
+1
+1
+1
+1
+1
+0
+0
+0
+0
-1
-1
-1
-1
-1
-1
-2
-5
-5
-5
-6
-6
-6
-7
-7
-8
-9