San Sebastián August Weather

Averages and records for weather in San Sebastián, Spain in the month of August.
Typical San Sebastián August Weather
1991–2020
Average daily high 22.9 °C
Average daily low 16.8 °C
Average monthly precipitation 10.9 cm
Daily chance of precipitation 47.8%
San Sebastián August Weather Records
1916–2024
Highest temperature 37.1 °C August 21, 2011
Lowest temperature 9.4 °C August 30, 1977
Highest daily low 26.4 °C August 19, 1932
Lowest daily high 15.0 °C August 7, 1978
Hottest average high temperature 25.6 °C 2003
Coldest average high temperature 19.6 °C 1963
Most daily precipitation 13.1 cm August 23, 2007
Most monthly precipitation 33.7 cm 1983
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°C) Record (°C)
High Low High Low
August 1 22.8 16.9 37.0 11.6
August 2 22.8 16.9 33.5 11.8
August 3 22.8 16.9 35.6 11.8
August 4 22.8 16.9 35.0 11.2
August 5 22.8 16.9 31.2 12.0
August 6 22.8 16.9 34.5 11.0
August 7 22.9 16.9 32.8 11.4
August 8 22.9 16.9 33.4 11.6
August 9 22.9 16.9 33.4 12.0
August 10 22.9 16.9 34.8 10.5
August 11 22.9 16.9 33.6 12.1
August 12 23.0 16.9 33.0 12.5
August 13 23.0 16.9 33.7 10.9
August 14 23.0 16.8 35.0 10.2
August 15 23.0 16.8 36.4 12.1
August 16 22.9 16.8 32.6 11.6
August 17 22.9 16.8 37.0 11.3
August 18 22.9 16.7 31.6 12.1
August 19 22.8 16.7 36.5 11.7
August 20 22.8 16.6 34.0 11.1
August 21 22.8 16.6 37.1 11.0
August 22 22.8 16.5 33.5 12.0
August 23 22.7 16.5 35.7 11.8
August 24 22.7 16.4 32.5 11.0
August 25 22.6 16.4 35.0 11.0
August 26 22.6 16.3 35.8 11.5
August 27 22.6 16.3 34.5 10.8
August 28 22.6 16.2 34.8 10.0
August 29 22.5 16.2 33.0 10.2
August 30 22.4 16.1 34.0 9.4
August 31 22.4 16.0 34.0 9.7
Weather Station Details
Years Station Coordinates
1916–2024 San Sebastian - Igueldo location