Measurements:
°C
°F
Santander
72°F
E 8 mph
Feels like: 72°F
Precip: 24%
World Resorts Spain Santander Weather

7 Day Weather Forecast

09.08
tue
DAY
72°F
E 8 mph
precip
24%
NIGHT
66°F
S 9 mph
precip
72%
09.09
wed
DAY
66°F
SE 7 mph
precip
41%
NIGHT
64°F
NW 2 mph
precip
7%
09.10
thu
DAY
68°F
SW 5 mph
precip
13%
NIGHT
64°F
NW 6 mph
precip
11%
09.11
fri
DAY
68°F
SW 3 mph
precip
3%
NIGHT
66°F
NW 5 mph
precip
8%
09.12
sat
DAY
68°F
SW 5 mph
precip
6%
NIGHT
66°F
NW 5 mph
precip
9%
09.13
sun
DAY
72°F
W 8 mph
precip
12%
NIGHT
68°F
W 6 mph
precip
13%
09.14
mon
DAY
74°F
W 11 mph
precip
4%
NIGHT
70°F
W 7 mph
precip
8%

Santander Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Santander was 20.5°F. The maximum and minimum values were 19.4°F and 21.2°F respectively.

Santander on the Weather Map

Best Time to Visit Santander
The most sunny months:
October 16 days
August 15 days
July 15 days
The most warm months:
August 76.7 °F
July 74.9 °F
September 74.1 °F
Warmest sea temperature:
August 72.7 °F
July 70.8 °F
September 70.4 °F
The most cold months:
January 54.3 °F
February 55.0 °F
March 57.1 °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