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Capetown — weather in September, water temperature

17.8°C Daytime temperatures 12.5°C Night temperatures 17 Sunny days 11.4-12.4 Sun (hours) 3 Rainy days 42.2 mm Precipitation 14.2°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 28.5°C — 7 September 2019.
The maximum night temperature 21°C — 8 September 2019.
The minimum daily temperature 11°C — 20 September 2013.
The minimum night temperature 8°C — 4 September 2013.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2013 2012
The warmest water 15.6 °C — 3 September 2019. The coldest water 12.3 °C — 18 September 2021.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 109.1 mm — June. Minimum precipitation 7.5 mm — February.
Wind speed, km / h
Maximum wind speed 19.4 km / h — January. Minimum wind speed 13 km / h — May.
Number of hours of sunshine
The maximum number of hours of sunshine per day 11.8 h. — January. The minimum number of hours of sunshine per day 6.7 h. — June.
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