What is the weather like in Bilbao vs San Sebastián in December?

In December, Bilbao averages 16°C high / 7°C low with about 139 mm of rain; San Sebastián averages 15°C high / 10°C low with about 164 mm.

Bilbao vs San Sebastián in December

Bilbao and San Sebastián are nearly tied in December — 64 vs 63 on SeasonMap's comfort score. Bilbao is cool, rainy, clean air; San Sebastián is cool, soaked, clean air.

Bilbao vs San Sebastián — December climate, side by side

	Bilbao	San Sebastián
Comfort score	64/100 (C)	63/100 (C)
Feels-like high	14°C	13°C
Avg high / low	16° / 7°	15° / 10°
Rainfall	139 mm	164 mm
Rainy days	13	13
Humidity	79%	80%
Air quality (AQI)	33	39

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Bilbao vs San Sebastián in December — FAQ

Is December better in Bilbao or San Sebastián?: Bilbao and San Sebastián are nearly tied in December — 64 vs 63 on SeasonMap's comfort score. Bilbao is cool, rainy, clean air; San Sebastián is cool, soaked, clean air.
What is the weather like in Bilbao vs San Sebastián in December?: In December, Bilbao averages 16°C high / 7°C low with about 139 mm of rain; San Sebastián averages 15°C high / 10°C low with about 164 mm.