Current sea water temperature:
+69.1°F
| Minimum sea water temperature in September: | 71.8°F |
| Maximum sea water temperature in September: | 64.2°F |
| Average sea water temperature in September: | 68.4°F |
| more information | |
14 days
forecast
forecast
| Santander |
monthly
weather
weather
| Santander |
Sea water temperature for the last 10 days:
| September 14 | 69.1°F | September 9 | 69.6°F |
| September 13 | 68.9°F | September 8 | 69.6°F |
| September 12 | 69.4°F | September 7 | 69.6°F |
| September 11 | 68.7°F | September 6 | 70.3°F |
| September 10 | 69.3°F | September 5 | 70.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Santander?
Based on the data about daily sea water temperature for the last three years the warmest sea in Santander was noticed in August, July and September.
Monthly Sea Temperatures in Santander, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 71.7°F. The highest and lowest sea temperatures during the month were 74.3°F and 70.0°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 71.1°F. The highest and lowest sea temperatures during the month were 73.8°F and 67.6°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 68.8°F. The highest and lowest sea temperatures during the month were 70.2°F and 66.9°F.
current
weather
weather
| Santander |
weather in
September
September
| Santander |
Best time for vacation in Santander
Santander on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
Santander
Local time: 17:25
September 14, monday
1800
73°F
W
13 mph
13 mph
2100
70°F
W
7 mph
7 mph
September 15, tuesday
0000
70°F
W
5 mph
5 mph
0300
68°F
N
2 mph
2 mph
0600
68°F
NE
5 mph
5 mph
0900
68°F
NE
10 mph
10 mph
1200
72°F
E
16 mph
16 mph
1500
72°F
E
16 mph
16 mph
