San Sebastián Weather in August

What's the weather like in San Sebastián (Basque Country) in August 2024?

The climate in San Sebastián during August can be summarized as warm and a little damp.

August is in the summer in San Sebastián and is typically the warmest month of the year. Daytime maximum temperatures average around 24°C (74°F), whilst at night 16°C (60°F) is normal.

San Sebastián weather averages (imperial / metric)
Daytime temperature 23.6°C 74.4°F
Nightly temperature 15.5°C 59.8°F
Average temperature 19.5°C 67.1°F
Daily sunshine 7 hrs
Avg rainfall 90 mm 3.5 ins
Rainy days 13 days
Sea temperature 21.8°C 71.2°F
Humidity 78%
Windspeed 11.5kph 7 mph

On average August is the 3rd driest month of the year in San Sebastián with around 90mm 3.5 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 7 hours of sunshine per day.

August temperatures in San Sebastián

San Sebastián average temperature in August

August rainfall

San Sebastián average rain in August

August hourly sunshine

San Sebastián average rain in August

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in San Sebastián in August 2024.

Other monthly averages

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San Sebastián weather stats

San Sebastián weather statistics
Hottest month: August 23.4°C 74.1°F
Driest month: July 62mm 2.4ins
Sunniest month: July 7.6hrs
Coldest month: January 10.9°C 51.6°F
Wettest month: November 143mm 5.6ins
Map showing location of San Sebastián (43.31283, -1.97499) San Sebastián map pin © Google

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