What is the weather like in Chamonix vs Nice in September?

In September, Chamonix averages 19°C high / 10°C low with about 130 mm of rain; Nice averages 26°C high / 19°C low with about 58 mm.

Chamonix vs Nice in September

Nice is the better pick in September — 91 vs 21 on SeasonMap's comfort score. Nice is warm, a little rain, clean air, while Chamonix is nice, rainy, clean air.

Chamonix vs Nice — September climate, side by side

	Chamonix	Nice
Comfort score	21/100 (F)	91/100 (S)
Feels-like high	19°C	27°C
Avg high / low	19° / 10°	26° / 19°
Rainfall	130 mm	58 mm
Rainy days	16	9
Humidity	82%	74%
Air quality (AQI)	37	49

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

Chamonix vs Nice in September — FAQ

Is September better in Chamonix or Nice?: Nice is the better pick in September — 91 vs 21 on SeasonMap's comfort score. Nice is warm, a little rain, clean air, while Chamonix is nice, rainy, clean air.
What is the weather like in Chamonix vs Nice in September?: In September, Chamonix averages 19°C high / 10°C low with about 130 mm of rain; Nice averages 26°C high / 19°C low with about 58 mm.