Heure à Hertford
05:38:30
Lever du soleil: 06:45:21 
Coucher de soleil: 17:39:5213:38:30
08:38:30
02:38:30
11:08:30
23:38:30
13:38:30
10:38:30
13:38:30
13:38:30
11:08:30
08:38:30
13:38:30
11:38:30
14:38:30
02:38:30
Décalage horaire entre Hertford et les grandes villes
+7
+7
+7
+6.5
+6
+6
+6
+6
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5
+5
+4.5
+4
+3.5
+3
+3
+3
+3
+3
+3
+3
+2
+2
+2
+2
+1
+1
+1
+1
+1
+1
+0
+0
+0
-3
-3
-3
-3
-4
-5
-5
-5
-6
-8