Time Porto
19:23:51
Sunrise: 07:55:55 
Sunset: 17:33:4703:23:51
22:23:51
16:23:51
00:53:51
13:23:51
03:23:51
00:23:51
03:23:51
03:23:51
00:53:51
22:23:51
03:23:51
01:23:51
04:23:51
16:23:51
Time difference between Porto and major cities
+7
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+7
+6.5
+6
+6
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+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
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-8