What is the weather like in Bilbao vs Santander in May?

In May, Bilbao averages 22°C high / 11°C low with about 75 mm of rain; Santander averages 18°C high / 13°C low with about 70 mm.

Bilbao vs Santander in May

Bilbao is the better pick in May — 90 vs 85 on SeasonMap's comfort score. Bilbao is nice, a little rain, clean air, while Santander is nice, a little rain, muggy air.

Bilbao vs Santander — May climate, side by side

	🇪🇸 Bilbao	🇪🇸 Santander
Comfort score	90/100 (S)	85/100 (A)
Feels-like high	21°C	18°C
Avg high / low	22° / 11°	18° / 13°
Rainfall	75 mm	70 mm
Rainy days	11	10
Humidity	81%	80%
Air quality (AQI)	42	53

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

Month by month

Bilbao 🇪🇸 Spainnice, a little rain, clean air · best June90
Santander 🇪🇸 Spainnice, a little rain, muggy air · best July85

Bilbao vs Santander in May — FAQ

Is May better in Bilbao or Santander?: Bilbao is the better pick in May — 90 vs 85 on SeasonMap's comfort score. Bilbao is nice, a little rain, clean air, while Santander is nice, a little rain, muggy air.
What is the weather like in Bilbao vs Santander in May?: In May, Bilbao averages 22°C high / 11°C low with about 75 mm of rain; Santander averages 18°C high / 13°C low with about 70 mm.