WEATHER: Expect thunderstorms in Johannesburg, Pretoria on Friday

Kabous Le Roux

Kabous Le Roux

20 November 2025 | 8:09

Residents in Gauteng should brace for a shift in the weather as both Johannesburg and Pretoria are forecast to see thunderstorm activity in the coming day.

WEATHER: Expect thunderstorms in Johannesburg, Pretoria on Friday

Thunderstorm / Pexels: Amol Mande

According to AccuWeather, Johannesburg will experience a mostly cloudy day on Friday with scattered showers and a few thunderstorms later in the afternoon.

Temperatures are expected to peak around 23 °C, with an overnight low near 13 °C, and winds blowing gently from the northwest at around 14 km/h.

Pretoria’s forecast presents a similar picture, with clouds dominating most of the day and a chance of isolated thundershowers.

The high temperature is predicted to reach 24 °C, while the evening dips to around 15 °C. Winds will be moderate, coming from the northwest at roughly 13 km/h, with gusts pushing higher.

Humidity levels are expected to climb in both cities, contributing to a muggy feel despite the cloud cover. The probability of thunderstorms carries a risk of sudden, intense rain bursts, so residents planning outdoor activities may want to keep an eye on rapidly changing conditions.

In Johannesburg, there is a roughly 55–60 % chance of rainfall later in the day.

As night falls, Pretoria will become partly cloudy, reducing the risk of further storms, while Johannesburg faces lingering cloud cover.

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