Weather in Donostia / San Sebastián in December
Donostia / San Sebastián, Spain averages a high of 12.3°C (54.1°F) and low of 7.5°C (45.5°F) in December, with 15 rain days and 5.6 hours of daily sunshine. Travel score: 51.1/100 (Mixed). The best time to visit Donostia / San Sebastián is July.
High
12°C54°F
Low
8°C46°F
🌧️
15
rain days
☀️
5.6
hrs/day sunshine
💧
79%
humidity
51— Mixed
December in Donostia / San Sebastián is cool and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Donostia / San Sebastián?
How much does it rain in Donostia / San Sebastián in December?
Donostia / San Sebastián receives an average of 147.9mm of rainfall across 15 rainy days in December. The annual total is 1447.5mm.
What should I pack for Donostia / San Sebastián in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 12°C
🧶
Sweaters and warm layers
Layer up for comfort
🎉Visiting Spain in December?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31