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

In September, Geneva averages 22°C high / 11°C low with about 71 mm of rain; Lausanne averages 21°C high / 14°C low with about 108 mm.

Geneva vs Lausanne in September

Geneva and Lausanne are nearly tied in September — 88 vs 86 on SeasonMap's comfort score. Geneva is nice, a little rain, clean air; Lausanne is nice, rainy, clean air.

Geneva vs Lausanne — September climate, side by side

	🇨🇭 Geneva	🇨🇭 Lausanne
Comfort score	88/100 (A)	86/100 (A)
Feels-like high	22°C	21°C
Avg high / low	22° / 11°	21° / 14°
Rainfall	71 mm	108 mm
Rainy days	8	12
Humidity	77%	76%
Air quality (AQI)	39	38

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

Month by month

Geneva vs Lausanne in September — FAQ

Is September better in Geneva or Lausanne?: Geneva and Lausanne are nearly tied in September — 88 vs 86 on SeasonMap's comfort score. Geneva is nice, a little rain, clean air; Lausanne is nice, rainy, clean air.
What is the weather like in Geneva vs Lausanne in September?: In September, Geneva averages 22°C high / 11°C low with about 71 mm of rain; Lausanne averages 21°C high / 14°C low with about 108 mm.