Measurements:
°C
°F
Portonovo
58°F
W 5 mph
Feels like: 58°F
Precip: 24%
World Resorts Spain Portonovo Weather

Portonovo Sea Water Temperature

Current Sea Water Temperature:
+58.6°F
Maximum Sea Water Temperature in November: 65.8°F
Minimum Sea Water Temperature in November: 55.0°F
Average water temperature in November: 60.8°F

Sea Water Temperature for the Last 10 Days:

November 07 58.6°F November 02 60.2°F
November 06 58.4°F November 01 60.2°F
November 05 58.4°F October 31 59.8°F
November 04 59.4°F October 30 59.2°F
November 03 59.4°F October 29 59.4°F

When is the Warmest Sea for Portonovo?

According to our data for the last three years for Portonovo the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Portonovo was 69.9°F. The maximum and minimum values were 63.8°F and 75.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Portonovo was 69.3°F. The maximum and minimum values were 64.4°F and 74.0°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Portonovo was 66.4°F. The maximum and minimum values were 62.0°F and 70.6°F respectively.

Best Time to Visit Portonovo
The most sunny months:
July 23 days
August 22 days
May 15 days
The most warm months:
July 79.4 °F
August 78.5 °F
September 74.2 °F
Warmest sea temperature:
August 67.0 °F
July 66.3 °F
September 65.6 °F
The most cold months:
January 53.3 °F
December 55.2 °F
February 56.6 °F
The most rainy months:
December 8 days
October 7 days
November 6 days
The most windy months:
January 8 mph
December 7 mph
March 7 mph

Portonovo on the Weather Map

24 Hours Weather Forecast
Portonovo
Local time: 07:21
08 nov, sunday
0900 58°F
SW
7 mph
1200 60°F
W
4 mph
1500 68°F
NW
9 mph
1800 68°F
NW
8 mph
2100 68°F
NW
11 mph
09 nov, monday
0000 66°F
NW
11 mph
0300 68°F
NW
14 mph
0600 64°F
N
14 mph