Ώρα Guelma
06:14:30
Ανατολή ηλίου: 07:38:45 
Η δυση του ηλιου: 17:44:2513:14:30
08:14:30
02:14:30
10:44:30
23:14:30
13:14:30
10:14:30
13:14:30
13:14:30
10:44:30
08:14:30
13:14:30
11:14:30
14:14:30
02:14:30
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