Porto時間
06:58:19
日出: 07:55:21 
日落: 17:34:5814:58:19
09:58:19
03:58:19
12:28:19
00:58:19
14:58:19
11:58:19
14:58:19
14:58:19
12:28:19
09:58:19
14:58:19
12:58:19
15:58:19
03:58:19
Porto與主要城市的時差
+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