Pretoria will be affected by a cold front that is expected to move over the Westen Cape on Wednesday evening.
A significant drop in temperatures is expected this weekend as the cold air will be pushed over the eastern, north-eastern and central parts.
“We are expecting a 60 percent chance of evening showers and thundershowers on Friday,” said South African weather service forecaster Jan Vermeulen.
On Saturday Pretorians can expect a 60 percent chance of showers and thundershowers.
It is expected to drop to a 30 percent chance on Sunday.
Friday is expected to reach a maximum of 33°C with a minimum of 18°C.