Early sunshine before a cloudy day – Wednesday weather forecast

Good morning, Joburg Etc family. Here is your weather forecast for Wednesday, 12 August 2026.

Today’s weather in Johannesburg will feature some sun before turning cloudy and cool, with a high of 12°C and a low of 3°C. Expect some sun during the morning, followed by cloudy and colder conditions through the afternoon.

The UV index will be a moderate 5.

Expect around 78% cloud cover during the day, easing slightly to 63% overnight.

An easterly wind will move through Joburg at around 20kph, with gusts reaching up to 52kph.

This evening, conditions will remain mostly cloudy and chilly, with a little rain possible. The easterly wind will continue at around 13kph, with gusts reaching 39kph.

There is a 10% probability of precipitation during the day, decreasing to around 6% overnight. There is no chance of thunderstorms.

You can catch the sunrise at 6:40am and the sunset at 5:47pm.

Wishing you a pleasant Wednesday.

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Featured Image: Tania Melnyczuk / Unsplash