The temperatures in Johannesburg in December are comfortable with low of 17°C and and high up to 28°C.
You can expect rain for roughly half of the month of December in Johannesburg. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Johannesburg in December 2024.
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.