Porvooの時間
13:31:00
日の出: 09:13:32 
日没: 15:36:5519:31:00
14:31:00
08:31:00
17:01:00
05:31:00
19:31:00
16:31:00
19:31:00
19:31:00
17:01:00
14:31:00
19:31:00
17:31:00
20:31:00
08:31:00
Porvooと主要都市の時差
+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