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Porto weather in May

Weather in Porto: May

Average day temperature: 69.1°F
Average night temperature: 57.0°F
Sea water temperature: 59.8°F
Number of sunny days: 19 days
Day length: 14.0 - 14.9 hours
Number of rainy days: 5 days
Precipitation totals: 2.4 in.

Air temperature in May, °F

Show year:
2023
2022
2021

The highest day temperature during May of 2023 was 77°F. At the same time the lowest night temperature was 52°F. Day and night temperature averages during May were 68.9°F and 58.6°F.

Sea water temperature in Porto in May, °F

Show year:
2023
2022
2021

The average sea water temperature in May of 2023 was 59.3°F. The highest and lowest sea temperatures during the month were 62.8°F and 56.7°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are sunny but cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Porto in May is 2.5 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 8.1 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 9.6.

Best time for vacation in Porto

Sunniest months:
August 25 days
July 24 days
September 21 days
Warmest months:
August 78.5 °F
July 78.0 °F
September 76.4 °F
Warmest sea temp:
September 63.8 °F
August 63.0 °F
July 62.6 °F
Coldest months:
January 56.6 °F
February 57.7 °F
December 58.8 °F
Rainiest months:
November 9 days
December 8 days
October 8 days
Windiest months:
February 8.4 mph
March 8.3 mph
November 8.1 mph

Porto on a weather map

Porto
+50°F
N 8 mph
Feels like: +46°F
Precip.: 100%
Places in Portugal:
Name
°F
+50°F
+50°F
+55°F
+52°F
+52°F
+46°F
+54°F
+57°F
+52°F
+50°F
+57°F
+52°F
+50°F
+46°F
24 Hours Forecast
Porto
Local time: 08:45
March 29, friday
0900
50°F
N
8 mph
1200
52°F
E
7 mph
1500
54°F
SE
5 mph
1800
54°F
E
3 mph
2100
48°F
NW
6 mph
March 30, saturday
0000
48°F
NW
4 mph
0300
46°F
NW
6 mph
0600
46°F
N
8 mph

Best place for vacation:

Units of measurement: °C / °F