The temperatures in Johannesburg in May are comfortable with low of 12°C and and high up to 22°C.
The wather in Johannesburg in May can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Johannesburg in May 2025.
If you’re planning to visit Johannesburg in the near future, we highly recommend that you review the 14 day weather forecast for Johannesburg before you arrive.
Temperatures
22° / 12°
Rainy Days
1
Snowy Days
0
Dry Days
30
Rainfall
10
mm
Sun Hours
11.9
Hrs
