Heure à Hertford
09:42:28
Lever du soleil: 07:56:20 
Coucher de soleil: 16:25:4217:42:29
12:42:29
06:42:29
15:12:29
03:42:29
17:42:29
14:42:29
17:42:29
17:42:29
15:12:29
12:42:29
17:42:29
15:42:29
18:42:29
06:42:29
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
+1
+0
+0
-3
-3
-3
-3
-4
-5
-5
-5
-6
-8