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Johannesburg — weather in January

27.8°C Daytime temperatures 18°C Night temperatures 19 Sunny days 13.3-13.7 Sun (hours) 7 Rainy days 87.9 mm Precipitation 0°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 36.5°C — 14 January 2018.
The maximum night temperature 25.5°C — 13 January 2019.
The minimum daily temperature 17.5°C — 2 January 2021.
The minimum night temperature 11.7°C — 18 January 2017.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 100.1 mm — December. Minimum precipitation 2.1 mm — June.
Wind speed, km / h
Maximum wind speed 13.9 km / h — November. Minimum wind speed 8.7 km / h — May.
Number of hours of sunshine
The maximum number of hours of sunshine per day 10.9 h. — September. The minimum number of hours of sunshine per day 9.1 h. — April.
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