World Resorts Portugal Porto Weather

Porto sea water temperature

Current sea water temperature:
+59.4°F
Minimum sea water temperature in October: 69.1°F
Maximum sea water temperature in October: 56.8°F
Average sea water temperature in October: 62.4°F

Sea water temperature for the last 10 days:

October 24 59.4°F October 19 59.7°F
October 23 59.2°F October 18 60.6°F
October 22 59.7°F October 17 61.3°F
October 21 59.5°F October 16 61.5°F
October 20 58.6°F October 15 61.5°F

When is the warmest sea in Porto?

Based on the data about daily sea water temperature for the last three years the warmest sea in Porto was noticed in September, August and July.

Monthly Sea Temperatures in Porto, °F

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 63.1°F. The highest and lowest sea temperatures during the month were 68.9°F and 58.1°F.

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 66.5°F. The highest and lowest sea temperatures during the month were 69.3°F and 63.0°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 66.3°F. The highest and lowest sea temperatures during the month were 72.3°F and 61.5°F.

Best time for vacation in Porto

Sunniest months:
August 25 days
July 24 days
September 20 days
Warmest months:
August 77.7 °F
July 77.3 °F
September 75.9 °F
Warmest sea temp:
September 63.3 °F
August 63.1 °F
July 62.8 °F
Coldest months:
January 56.2 °F
February 57.5 °F
December 58.3 °F
Rainiest months:
November 9 days
December 8 days
October 8 days
Windiest months:
February 8.5 mph
March 8.4 mph
January 8.3 mph

Porto on a weather map

Porto
+57°F
NW 4 mph
Feels like: +57°F
Precip.: 23%
Places in Portugal:
Name
°F
+57°F
+59°F
+57°F
+59°F
+57°F
+55°F
+59°F
+68°F
+52°F
+57°F
+68°F
+52°F
+59°F
+59°F
24 Hours Forecast
Porto
Local time: 04:18
October 25, sunday
0600
57°F
NW
4 mph
0900
59°F
NW
4 mph
1200
64°F
NE
3 mph
1500
64°F
E
4 mph
1800
61°F
SE
2 mph
2100
59°F
W
2 mph
October 26, monday
0000
55°F
W
3 mph
0300
54°F
W
4 mph

Best place for vacation:

Units of measurement: °C / °F