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Annecy — weather in September, water temperature

20.5°C Daytime temperatures 8.6°C Night temperatures 17 Sunny days 11.8-13.3 Sun (hours) 5 Rainy days 67 mm Precipitation 17.5°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 31.5°C — 5 September 2022.
The maximum night temperature 17°C — 1 September 2019.
The minimum daily temperature 6°C — 27 September 2020.
The minimum night temperature -0.5°C — 27 September 2020.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2013 2012
The warmest water 22.7 °C — 1 September 2022. The coldest water 16.1 °C — 26 September 2017.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 165.7 mm — December. Minimum precipitation 67 mm — September.
Wind speed, km / h
Maximum wind speed 6.5 km / h — May. Minimum wind speed 5.2 km / h — November.
Number of hours of sunshine
The maximum number of hours of sunshine per day 10.7 h. — July. The minimum number of hours of sunshine per day 4.6 h. — December.
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