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Colombo — weather in September, water temperature

29.7°C Daytime temperatures 25.9°C Night temperatures 1 Sunny days 12.1-12.2 Sun (hours) 18 Rainy days 375 mm Precipitation 28°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 35°C — 28 September 2014.
The maximum night temperature 28°C — 1 September 2017.
The minimum daily temperature 25°C — 25 September 2019.
The minimum night temperature 16.5°C — 17 September 2019.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The warmest water 29 °C — 27 September 2015. The coldest water 26.7 °C — 1 September 2018.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 541.9 mm — June. Minimum precipitation 74 mm — February.
Wind speed, km / h
Maximum wind speed 17.3 km / h — June. Minimum wind speed 9.9 km / h — March.
Number of hours of sunshine
The maximum number of hours of sunshine per day 8.6 h. — January. The minimum number of hours of sunshine per day 5.1 h. — September.
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