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Turku — weather in September, water temperature

14.9°C Daytime temperatures 10.6°C Night temperatures 11 Sunny days 11.5-14.2 Sun (hours) 4 Rainy days 51.5 mm Precipitation 14.9°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 22.5°C — 4 September 2018.
The maximum night temperature 18°C — 2 September 2019.
The minimum daily temperature 7°C — 29 September 2022.
The minimum night temperature 1.5°C — 23 September 2014.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2013 2012
The warmest water 19.5 °C — 2 September 2019. The coldest water 10.6 °C — 27 September 2021.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 63.2 mm — August. Minimum precipitation 29.6 mm — March.
Wind speed, km / h
Maximum wind speed 19.3 km / h — December. Minimum wind speed 14.6 km / h — June.
Number of hours of sunshine
The maximum number of hours of sunshine per day 12.3 h. — June. The minimum number of hours of sunshine per day 1.7 h. — December.
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