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St Petersburg — weather in September, water temperature

14.6°C Daytime temperatures 9.8°C Night temperatures 6 Sunny days 11.5-14.1 Sun (hours) 4 Rainy days 48.2 mm Precipitation 13.5°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 24.5°C — 7 September 2018.
The maximum night temperature 18°C — 8 September 2018.
The minimum daily temperature 7°C — 21 September 2019.
The minimum night temperature 2°C — 23 September 2019.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2013 2012
The warmest water 18.1 °C — 3 September 2019. The coldest water 8.7 °C — 30 September 2021.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 79.6 mm — August. Minimum precipitation 33.7 mm — March.
Wind speed, km / h
Maximum wind speed 15.7 km / h — December. Minimum wind speed 12.3 km / h — July.
Number of hours of sunshine
The maximum number of hours of sunshine per day 11.7 h. — June. The minimum number of hours of sunshine per day 1.3 h. — December.
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