ClimaGo › San Sebastián › Weather in August
Spain
Hottest month with temperatures near 77°F and peak summer crowds enjoying festivals and beach culture, though many locals escape inland so expect bustling tourist scenes and restaurant reservations becoming quite challenging.
Avg High
24°C
Avg Low
17°C
Daily Rain
4mm
Rainfall
Moderate
✅ August is one of the best months to visit San Sebastián!
Savor world-renowned Basque cuisine, surf pristine beaches, and embrace the refined elegance of Spain's most sophisticated coastal gem.