Measurements:
°C
°F
Santander
52°F
NW 5 mph
Feels like: 50°F
Precip: 0%
World Resorts Spain Santander Weather

Santander Sea Water Temperature

Current Sea Water Temperature:
+59.4°F
Maximum Sea Water Temperature in December: 61.8°F
Minimum Sea Water Temperature in December: 55.2°F
Average water temperature in December: 58.3°F

Sea Water Temperature for the Last 10 Days:

December 13 59.4°F December 08 59.8°F
December 12 59.4°F December 07 59.2°F
December 11 59.6°F December 06 59.6°F
December 10 59.8°F December 05 59.6°F
December 09 59.6°F December 04 59.8°F

When is the Warmest Sea for Santander?

According to our data for the last three years for Santander 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: 2025 2024 2023

The average sea surface temperature in August 2025 for Santander was 72.8°F. The maximum and minimum values were 71.6°F and 73.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Santander was 72.0°F. The maximum and minimum values were 70.0°F and 73.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Santander was 70.9°F. The maximum and minimum values were 68.8°F and 72.4°F respectively.

Best Time to Visit Santander
The most sunny months:
October 16 days
August 16 days
September 15 days
The most warm months:
August 76.8 °F
July 74.8 °F
September 74.1 °F
Warmest sea temperature:
August 72.6 °F
July 70.7 °F
September 70.4 °F
The most cold months:
January 54.4 °F
February 55.0 °F
March 57.2 °F
The most rainy months:
November 6 days
February 6 days
January 6 days
The most windy months:
January 11 mph
February 11 mph
November 10 mph

Santander on the Weather Map

24 Hours Weather Forecast
Santander
Local time: 00:47
14 dec, sunday
0300 50°F
W
6 mph
0600 50°F
NW
5 mph
0900 50°F
NW
4 mph
1200 54°F
N
2 mph
1500 60°F
W
4 mph
1800 58°F
NW
5 mph
2100 54°F
N
6 mph
15 dec, monday
0000 54°F
N
9 mph