Porto時間
13:13:09
日出: 07:08:26 
日落: 18:25:0221:13:09
16:13:09
10:13:09
18:43:09
07:13:09
21:13:09
18:13:09
21:13:09
21:13:09
18:43:09
16:13:09
21:13:09
19:13:09
22:13:09
10:13:09
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
+0
+0
+0
-3
-3
-3
-3
-4
-5
-5
-5
-6
-8