Heure à Guérande
08:08:30
Lever du soleil: 08:51:59 
Coucher de soleil: 17:46:1515:08:30
10:08:30
04:08:30
12:38:30
01:08:30
15:08:30
12:08:30
15:08:30
15:08:30
12:38:30
10:08:30
15:08:30
13:08:30
16:08:30
04:08:30
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
+0
-1
-1
-4
-4
-4
-4
-5
-6
-6
-6
-7
-9