Porto時間
14:58:05
日出: 07:09:59 
日落: 18:23:5222:58:05
17:58:05
11:58:05
20:28:05
08:58:05
22:58:05
19:58:05
22:58:05
22:58:05
20:28:05
17:58:05
22:58:05
20:58:05
23:58:05
11:58:05
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