What is the weather like in Basel vs Geneva in September?

In September, Basel averages 22°C high / 12°C low with about 64 mm of rain; Geneva averages 22°C high / 11°C low with about 71 mm.

Basel vs Geneva in September

Basel and Geneva are nearly tied in September — 91 vs 88 on SeasonMap's comfort score. Basel is nice, a little rain, clean air; Geneva is nice, a little rain, clean air.

Basel vs Geneva — September climate, side by side

	🇨🇭 Basel	🇨🇭 Geneva
Comfort score	91/100 (S)	88/100 (A)
Feels-like high	22°C	22°C
Avg high / low	22° / 12°	22° / 11°
Rainfall	64 mm	71 mm
Rainy days	9	8
Humidity	74%	77%
Air quality (AQI)	45	39

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

Month by month

Basel 🇨🇭 Switzerlandnice, a little rain, clean air · best September91
Geneva 🇨🇭 Switzerlandnice, a little rain, clean air · best June88

Basel vs Geneva in September — FAQ

Is September better in Basel or Geneva?: Basel and Geneva are nearly tied in September — 91 vs 88 on SeasonMap's comfort score. Basel is nice, a little rain, clean air; Geneva is nice, a little rain, clean air.
What is the weather like in Basel vs Geneva in September?: In September, Basel averages 22°C high / 12°C low with about 64 mm of rain; Geneva averages 22°C high / 11°C low with about 71 mm.