Ώρα Guelma
03:18:58
Ανατολή ηλίου: 07:29:42 
Η δυση του ηλιου: 17:14:5010:18:58
05:18:58
23:18:58
07:48:58
20:18:58
10:18:58
07:18:58
10:18:58
10:18:58
07:48:58
05:18:58
10:18:58
08:18:58
11:18:58
23:18:58
Διαφορά ώρας μεταξύ Guelma και μεγάλων πόλεων
+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