Measurements:
°C
°F
Santander
56°F
N 9 mph
Feels like: 52°F
Precip: 23%
World Resorts Spain Santander Weather September Weather in Santander

Santander Weather: September

Average Day Temperature: 74.0°F
Average Night Temperature: 65.0°F
Sea Water Temperature: 70.5°F
Number of Sunny Days: 15 days
Sunshine Hours: 11.8 - 13.2 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.2 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 81°F. The lowest night temperature was 60°F. The average values for day and night temperatures during September were 72.0°F и 66.4°F respectivly.

Santander Water Sea Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Santander was 71.3°F. The maximum and minimum values were 70.0°F and 73.4°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Santander is 1.2 in. It makes september the least rainy month of the year.

Wind Speed in September, mph

The average wind speed in September is 8.1 mph. It makes September one of the most windless months of the year for Santander.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Santander in September is 8.1 hours.

Best Time to Visit Santander
The most sunny months:
September 15 days
August 15 days
July 15 days
The most warm months:
August 76.7 °F
July 74.9 °F
September 74.0 °F
Warmest sea temperature:
August 72.7 °F
July 70.8 °F
September 70.5 °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

Santander on the Weather Map

24 Hours Weather Forecast
Santander
Local time: 05:24
15 nov, sunday
0600 56°F
N
9 mph
0900 58°F
N
11 mph
1200 60°F
N
9 mph
1500 60°F
N
3 mph
1800 54°F
NW
2 mph
2100 54°F
N
3 mph
16 nov, monday
0000 50°F
N
6 mph
0300 50°F
N
6 mph