15-day forecast for Corsier (GE)

From 27 Sep to 12 Oct in Corsier (GE): 1 day(s) of clear skies expected, highs from 13 to 28 °C and 51.8 mm of precipitation in total. Day-by-day table (Open-Meteo model).

Day	Weather	Min	Max	Precip.	Wind	Confidence
Today	overcast	11 °C	28 °C	0.0 mm	11 km/h	medium
Tomorrow	overcast	13 °C	27 °C	0.0 mm	13 km/h	high
Tue 29 Sep	overcast	14 °C	25 °C	0.0 mm	6 km/h	medium
Wed 30 Sep	light rain	16 °C	19 °C	2.4 mm	5 km/h	low
Thu 1 Oct	showers	15 °C	19 °C	17.2 mm	6 km/h	medium
Fri 2 Oct	overcast	17 °C	22 °C	0.0 mm	13 km/h	medium
Sat 3 Oct	overcast	17 °C	22 °C	0.9 mm	7 km/h	medium

Day	Weather	Min	Max	Precip.	Wind	Confidence
Sun 4 Oct	showers	16 °C	19 °C	13.1 mm	7 km/h
Mon 5 Oct	showers	14 °C	19 °C	9.0 mm	8 km/h
Tue 6 Oct	light drizzle	11 °C	17 °C	0.3 mm	8 km/h
Wed 7 Oct	overcast	10 °C	17 °C	0.0 mm	5 km/h
Thu 8 Oct	light drizzle	10 °C	16 °C	1.2 mm	7 km/h
Fri 9 Oct	light drizzle	12 °C	16 °C	1.2 mm	5 km/h
Sat 10 Oct	light drizzle	11 °C	13 °C	2.4 mm	12 km/h
Sun 11 Oct	drizzle	9 °C	18 °C	4.0 mm	12 km/h
Mon 12 Oct	overcast	– °C	– °C	– mm	– km/h

Confidence index: agreement of 4 independent models (ICON, GFS, IFS, ARPEGE) on the daily high and on rain. High = highs within 2 °C and the same rain verdict; low = more than 4 °C apart or models split on rain.

And at 20, 25 or 30 days? No model seriously forecasts that far. Climatology takes over: the October norm is 11.4 °C in Corsier (GE), the November norm 6.3 °C (MeteoSwiss 1991–2020, monthly means measured nearby).

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