Johannesburg Weather in August: Climate, Temperature & Travel Tips
Avg 13.2°C · 4mm rain — August is winter in Johannesburg.
- Avg high
- 20.6 °C
- Avg low
- 6.4 °C
- Avg
- 13.2 °C
- Precipitation
- 4 mm
Source: Open-Meteo Archive 2014–2023 · 10-year climate normals
Climate Overview
August in Johannesburg, South Africa brings winter conditions: average temperature 13.2°C, average high 20.6°C, average low 6.4°C. Monthly rainfall averages 4mm, making it a very dry time of year.
Conditions are pleasant for most travel activities.
What to Pack
- Light jacket or fleece, long-sleeve shirts
- Closed shoes; layers for changing conditions
Best Things to Do
- Walking tours and city exploration
- Parks and outdoor cafes
- Seasonal food and night markets (where applicable)
Pros and Cons of Visiting in August
Pros:
- Low rainfall — minimal disruption to outdoor plans
Cons:
- No major weather drawbacks for typical activities
Climate source: Open-Meteo Archive (2014–2023).
Colour = avg temperature · blue = cool · orange = warm
- 1 January 19.9°C
- 2 December 19.6°C
- 3 February 19.3°C
- 1 July 9.8°C
- 2 June 10.1°C
- 3 May 12.9°C
FAQ
01 What is the average temperature in Johannesburg in August? +
The average is 13.2°C, with a high of 21°C and a low of 6°C.
02 What is Johannesburg like to visit in August? +
It is winter in Johannesburg, which is cool — bring warm clothes.
03 Does it rain often in Johannesburg during August? +
Average rainfall is 4mm, which is very dry.
04 What should I pack for Johannesburg in August? +
Light jacket or fleece, long-sleeve shirts; Closed shoes; layers for changing conditions.
05 Is August a peak travel season for Johannesburg? +
It is closer to off-season, with more reasonable prices and fewer crowds.
06 Where does this climate data come from? +
Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.
- Sources
- Open-Meteo Archive 2014-2023
- Updated
- 2026-04-17