Grey skies and cool temps for Gauteng this weekend, says SAWS

Cloudy but dry conditions are expected across Gauteng this weekend, with the South African Weather Service (Saws) forecasting cool temperatures and no rain for both Pretoria and Johannesburg, the service said on 18 June 2026.

Overview

Saws predicts mostly cloudy to partly cloudy skies on Saturday and Sunday across the two major metros, with daytime temperatures staying below 20°C. The weather service shows a rain probability of 0% and a rain amount of 0mm for both cities for the weekend.

Pretoria: cool and cloudy

In Pretoria, Saturday will begin cloudy, become partly cloudy in the morning, return to cloudy in the afternoon and clear slightly in the evening. Forecast hourly temperatures published by Saws include 14°C at 2am, 12°C at 8am, 17°C at 2pm and 14°C at 8pm. The service lists a minimum of 10°C and a maximum of 18°C for Pretoria on Saturday.

For Sunday, Saws expects cloudy conditions in the morning becoming partly cloudy later. Forecasted readings include 11°C at 8am and 14°C at 8pm, with a minimum of 10°C and a maximum of 17°C.

Johannesburg: similar outlook

Johannesburg is forecast to see cloudy to partly cloudy conditions over the weekend. On Saturday the city will be cloudy in the early hours, partly cloudy in the morning, cloudy again in the afternoon and partly cloudy by evening. Saws lists 13°C at 2am, 10°C at 8am, 15°C at 2pm and 12°C at 8pm. The service gives Johannesburg a minimum of 9°C and a maximum of 15°C for Saturday.

Sunday will start cloudy and turn partly cloudy later, with forecast values including 10°C at 8am and 12°C at 8pm. Saws lists a minimum of 9°C and a maximum of 14°C for Johannesburg on Sunday.

No rain expected

Across both Pretoria and Johannesburg, the South African Weather Service shows a rain amount of 0mm and a rain probability of 0% for Saturday and Sunday, indicating dry conditions province-wide for the weekend.