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The average temperature is of 20.3 °C (69 °F), with a minimum of 14.4 °C (57.9 °F) and a maximum of 26.3 °C (79.3 °F). On the coldest nights of the month, the temperature usually drops to around 10.5 °C (51 °F). On the warmest days of the month, the temperature usually reaches around 29.5 °C (85.5 °F).
The warm season lasts for 5.7 months, from September 26 to March 16, with an average daily high temperature above 75°F. The hottest month of the year in Johannesburg is January, with an average high of 78°F and low of 59°F. The cool season lasts for 2.2 months, from May 27 to August 1, with an average daily high temperature below 65°F.
Johannesburg, South Africa - Climate and weather forecast by month. Detailed climate information with charts - average monthly weather with temperature, pressure, humidity, precipitation, wind, daylight, sunshine, visibility, and UV index data.
The climate here is mild, and generally warm and temperate. In winter, there is much less rainfall in Johannesburg than in summer. According to Köppen and Geiger, this climate is classified as Cwb. The average annual temperature is 15.9 °C | 60.6 °F in Johannesburg. In a year, the rainfall is 784 mm | 30.9 inch.
Annual Weather Averages Near Johannesburg. Averages are for O.R. Tambo International Airport, which is 13 miles from Johannesburg. Based on weather reports collected during 1992–2021.
The best time of year to visit Johannesburg in South Africa. You will always experience pleasant temperatures in Johannesburg. It has a subtropical highland climate and winter is sunny and mild. Summers are warm and get pretty wet. During summer it usually does not get any warmer than 30°C and in winter temperatures are most days higher than ...
The district’s yearly temperature is 22.17ºC (71.91ºF) and it is 0.95% higher than South Africa’s averages. Johannesburg typically receives about 60.26 millimeters (2.37 inches) of precipitation and has 101.43 rainy days (27.79% of the time) annually. Average annual precip.
