ClimateForecastDecemberJanuary >>

Johannesburg Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Johannesburg (Gauteng). The numbers are calculated over a 30-year period to provide a reliable average.

  • A lot of rain (rainy season) falls in the months: January, February, November and December.
  • Johannesburg has dry periods in May, June, July, August and September.
  • On average, December is the wettest month with 140 mm of precipitation.
  • On average, July is the driest month with 4 mm of precipitation.
  • The average amount of annual precipitation is 779 mm.

Current rainfall in Johannesburg

Mon   Dec 02
30°C | 17°C
NW 25 km/h
almost clear and no rain

almost clear and no rain

Tue   Dec 03
31°C | 17°C
N 29 km/h
almost clear and no rain

almost clear and no rain

Wed   Dec 04
33°C | 19°C
NW 25 km/h
0.2 mm
partly cloudy and small chance of slight rain

partly cloudy and small chance of slight rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Johannesburg.

Our site offers climate and forecast data for every country in the world. Are you going to South Africa? On this website you can find historical weather averages for many cities in South Africa. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.