Heure à Butterworth
04:20:10
Lever du soleil: 05:21:24 
Coucher de soleil: 19:15:5510:20:10
05:20:10
23:20:10
07:50:10
20:20:10
10:20:10
07:20:10
10:20:10
10:20:10
07:50:10
05:20:10
10:20:10
08:20:10
11:20:10
23:20:10
Décalage horaire entre Butterworth et les grandes villes
+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
+0
+0
+0
+0
-1
-1
-1
-1
-1
-1
-1
-2
-2
-5
-5
-5
-5
-6
-7
-7
-7
-8
-10