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Lahti — weather in September, water temperature

14.2°C Daytime temperatures 8.6°C Night temperatures 7 Sunny days 11.5-14.2 Sun (hours) 4 Rainy days 51.2 mm Precipitation 16.4°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 22.5°C — 2 September 2019.
The maximum night temperature 16.5°C — 1 September 2017.
The minimum daily temperature 3.3°C — 23 September 2014.
The minimum night temperature -0.5°C — 24 September 2014.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2013 2012
The warmest water 21.1 °C — 1 September 2021. The coldest water 12.1 °C — 29 September 2013.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 64.4 mm — July. Minimum precipitation 32.6 mm — March.
Wind speed, km / h
Maximum wind speed 12.4 km / h — December. Minimum wind speed 10.1 km / h — July.
Number of hours of sunshine
The maximum number of hours of sunshine per day 10.9 h. — June. The minimum number of hours of sunshine per day 1.2 h. — December.
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