Month-by-month travel weather
San Sebastian May weather
San Sebastian, Spain · May
A light waterproof option keeps plans smooth
May is generally more comfortable for long outdoor days, especially on clear afternoons.
But this coast can still get drizzle—packing a light waterproof option keeps things easy.
May averages at a glance
Average low
around 12–14°C
Average high
around 17–20°C
Average rainfall
around 80–140 mm
Rainy days
about 10–15 days
What to wear in May in San Sebastian
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Long sleeves/light shirt + light outer layer works well.
- • Light waterproof jacket option helps.
- • Cushioned/traction shoes help for walking.
Travel tips for visiting San Sebastian in May
- • Time beach walks for drier windows.
- • Use pintxos bars/cafés as indoor anchors on wet stretches.
May weather in San Sebastian — FAQ
Q. Does May feel like summer?
A. Warmer, but evenings can still be cool and rain can show up.
Q. Umbrella or rain shell?
A. A rain shell often works better in coastal wind.
Explore San Sebastian
These pages are connected so you can compare conditions and decide for yourself.