What is the weather like in Bilbao vs Porto in August?

In August, Bilbao averages 27°C high / 17°C low with about 54 mm of rain; Porto averages 25°C high / 15°C low with about 11 mm.

Bilbao vs Porto in August

Porto is the better pick in August — 95 vs 84 on SeasonMap's comfort score. Porto is warm, dry, clean air, while Bilbao is hot, a little rain, clean air.

Bilbao vs Porto — August climate, side by side

	🇪🇸 Bilbao	🇵🇹 Porto
Comfort score	84/100 (A)	95/100 (S)
Feels-like high	29°C	26°C
Avg high / low	27° / 17°	25° / 15°
Rainfall	54 mm	11 mm
Rainy days	8	2
Humidity	80%	73%
Air quality (AQI)	41	41

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

Month by month

Bilbao 🇪🇸 Spainhot, a little rain, clean air · best June84
Porto 🇵🇹 Portugalwarm, dry, clean air · best August95

Bilbao vs Porto in August — FAQ

Is August better in Bilbao or Porto?: Porto is the better pick in August — 95 vs 84 on SeasonMap's comfort score. Porto is warm, dry, clean air, while Bilbao is hot, a little rain, clean air.
What is the weather like in Bilbao vs Porto in August?: In August, Bilbao averages 27°C high / 17°C low with about 54 mm of rain; Porto averages 25°C high / 15°C low with about 11 mm.