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Climate & Weather Averages in Johannesburg, South Africa

Currently: 19 °C. Sunny. (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

Ocak 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

Şubat 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

Mart 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

Nisan 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

Mayıs 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

Haziran 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

Temmuz 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

Ağustos 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

Eylül 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

Ekim 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

Kasım 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

Aralık 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 MonthOcak (21 °C avg)
Coldest MonthTemmuz (11 °C avg)
Wettest MonthAralık (142.7 mm avg)
Windiest MonthEkim (30 km/h avg)
Annual precip.789.8 mm (per year)

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