Heure à Hertford
12:13:18
Lever du soleil: 07:56:20 
Coucher de soleil: 16:25:4220:13:18
15:13:18
09:13:18
17:43:18
06:13:18
20:13:18
17:13:18
20:13:18
20:13:18
17:43:18
15:13:18
20:13:18
18:13:18
21:13:18
09:13:18
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