San Sebastián Weather in May

What's the weather like in San Sebastián (San Vicente) in May 2024?

The climate in San Sebastián during May can be summarized as hot, humid and wet.

May is in the spring in San Sebastián and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 19°C (67°F) is normal.

San Sebastián weather averages (imperial / metric)
Daytime temperature 31.6°C 88.9°F
Nightly temperature 19.4°C 66.9°F
Average temperature 25.5°C 77.9°F
Daily sunshine 8 hrs
Avg rainfall 172 mm 6.8 ins
Rainy days 16 days
Sea temperature 29.5°C 85.2°F
Humidity 77%
Windspeed 10.4kph 7 mph

On average May is the 6th wettest month of the year in San Sebastián with around 172mm 6.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.

On the flip side this corresponds to an average of 8 hours of sunshine per day.

May temperatures in San Sebastián

San Sebastián average temperature in May

May rainfall

San Sebastián average rain in May

May hourly sunshine

San Sebastián average rain in May

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 May 2024.

Other monthly averages

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San Sebastián weather stats

San Sebastián weather statistics
Hottest month: April 32.8°C 91°F
Driest month: February 10mm 0.4ins
Sunniest month: March 9.4hrs
Coldest month: December 29.9°C 85.8°F
Wettest month: September 357mm 14.1ins
Map showing location of San Sebastián (13.73333, -88.83333) San Sebastián map pin © Google

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