Heure à Riom
19:28:05
Lever du soleil: 06:02:27 
Coucher de soleil: 21:27:3001:28:05
20:28:05
14:28:05
22:58:05
11:28:05
01:28:05
22:28:05
01:28:05
01:28:05
22:58:05
20:28:05
01:28:05
23:28:05
02:28:05
14:28:05
Décalage horaire entre Riom et les grandes villes
+7
+7
+7
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+7
+6
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+6
+6
+6
+6
+6
+6
+6
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+6
+6
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+6
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+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
+1
+1
+0
+0
+0
+0
-1
-1
-1
-1
-1
-1
-2
-5
-5
-5
-6
-6
-6
-7
-7
-8
-9