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Climate & Weather Averages in Johannesburg, South Africa

Currently: 17 °C. Low clouds. (Weather station: O.R. Tambo International Airport, South Africa). See more current weather

Annual Weather Averages Near Johannesburg

Averages are for O.R. Tambo International Airport, which is 21 kilometers from Johannesburg.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Johannesburg

High Temp: 26 °C

Low Temp: 4 °C

Mean Temp: 17 °C

Precipitation: 65.8 mm

Humidity: 58%

Dew Point: 7 °C

Wind: 25 km/h

Pressure: 1020 mbar

Visibility: 16 km

一月 Climate & Weather Averages in Johannesburg

High Temp: 26 °C

Low Temp: 15 °C

Mean Temp: 21 °C

Precipitation: 141.0 mm

Humidity: 70%

Dew Point: 14 °C

Wind: 25 km/h

Pressure: 1016 mbar

Visibility: 17 km

二月 Climate & Weather Averages in Johannesburg

High Temp: 26 °C

Low Temp: 15 °C

Mean Temp: 20 °C

Precipitation: 121.5 mm

Humidity: 70%

Dew Point: 13 °C

Wind: 23 km/h

Pressure: 1016 mbar

Visibility: 16 km

三月 Climate & Weather Averages in Johannesburg

High Temp: 25 °C

Low Temp: 13 °C

Mean Temp: 19 °C

Precipitation: 96.4 mm

Humidity: 68%

Dew Point: 12 °C

Wind: 22 km/h

Pressure: 1018 mbar

Visibility: 16 km

四月 Climate & Weather Averages in Johannesburg

High Temp: 23 °C

Low Temp: 11 °C

Mean Temp: 17 °C

Precipitation: 44.8 mm

Humidity: 63%

Dew Point: 8 °C

Wind: 22 km/h

Pressure: 1020 mbar

Visibility: 16 km

五月 Climate & Weather Averages in Johannesburg

High Temp: 21 °C

Low Temp: 7 °C

Mean Temp: 14 °C

Precipitation: 23.6 mm

Humidity: 52%

Dew Point: 3 °C

Wind: 22 km/h

Pressure: 1022 mbar

Visibility: 16 km

六月 Climate & Weather Averages in Johannesburg

High Temp: 18 °C

Low Temp: 4 °C

Mean Temp: 11 °C

Precipitation: 8.2 mm

Humidity: 49%

Dew Point: -1 °C

Wind: 22 km/h

Pressure: 1025 mbar

Visibility: 15 km

七月 Climate & Weather Averages in Johannesburg

High Temp: 18 °C

Low Temp: 4 °C

Mean Temp: 11 °C

Precipitation: 3.8 mm

Humidity: 47%

Dew Point: -2 °C

Wind: 23 km/h

Pressure: 1026 mbar

Visibility: 15 km

八月 Climate & Weather Averages in Johannesburg

High Temp: 21 °C

Low Temp: 6 °C

Mean Temp: 14 °C

Precipitation: 12.8 mm

Humidity: 44%

Dew Point: -1 °C

Wind: 27 km/h

Pressure: 1023 mbar

Visibility: 15 km

九月 Climate & Weather Averages in Johannesburg

High Temp: 25 °C

Low Temp: 10 °C

Mean Temp: 17 °C

Precipitation: 21.8 mm

Humidity: 42%

Dew Point: 2 °C

Wind: 29 km/h

Pressure: 1020 mbar

Visibility: 16 km

十月 Climate & Weather Averages in Johannesburg

High Temp: 26 °C

Low Temp: 12 °C

Mean Temp: 19 °C

Precipitation: 71.3 mm

Humidity: 54%

Dew Point: 7 °C

Wind: 30 km/h

Pressure: 1018 mbar

Visibility: 17 km

十一月 Climate & Weather Averages in Johannesburg

High Temp: 26 °C

Low Temp: 13 °C

Mean Temp: 20 °C

Precipitation: 101.8 mm

Humidity: 63%

Dew Point: 11 °C

Wind: 30 km/h

Pressure: 1017 mbar

Visibility: 17 km

十二月 Climate & Weather Averages in Johannesburg

High Temp: 26 °C

Low Temp: 14 °C

Mean Temp: 20 °C

Precipitation: 142.7 mm

Humidity: 69%

Dew Point: 13 °C

Wind: 28 km/h

Pressure: 1016 mbar

Visibility: 17 km

Quick Climate Info

Hottest Month一月 (21 °C avg)
Coldest Month七月 (11 °C avg)
Wettest Month十二月 (142.7 mm avg)
Windiest Month十月 (30 km/h avg)
Annual precip.789.8 mm (per year)

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