Heure à Guérande
03:11:10
Lever du soleil: 07:55:12 
Coucher de soleil: 18:49:5610:11:11
05:11:11
23:11:11
07:41:11
20:11:11
10:11:11
07:11:11
10:11:11
10:11:11
07:41:11
05:11:11
10:11:11
08:11:11
11:11:11
23:11:11
Décalage horaire entre Guérande et les grandes villes
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+5.5
+5
+5
+5
+5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4
+4
+3.5
+3
+2.5
+2
+2
+2
+2
+2
+2
+2
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
-1
-1
-1
-4
-4
-4
-4
-5
-6
-6
-6
-7
-9