Warm sunshine, with isolated thunderstorms possible – Wednesday weather forecast

Good morning, Joburg Etc family. Here is your weather forecast for Wednesday, 4 November 2026.

Johannesburg is in for a warm day, with temperatures reaching a high of 30°C before conditions turn partly sunny with widely separated thunderstorms. The overnight low is expected to be around 17°C.

The UV index will reach an extreme level of 13, so take extra care when spending time outdoors and remember to protect your skin. The AccuLumen Brightness Index™ is rated at 8, meaning it will be a bright day.

Cloud cover is expected to reach around 39% during the day, with northwesterly winds blowing at 15kph and gusts of up to 32kph.

There is a 55% chance of precipitation during the day, with approximately 2.2mm of rain expected. Thunderstorms are also possible, with a 33% chance.

This evening, conditions will be clear, with easterly winds at 9kph and gusts reaching 28kph. There is a 4% chance of further precipitation overnight.

Sunrise is at 05:17, while sunset is at 18:27.

Wishing you a safe and pleasant Wednesday, Joburg! Keep an eye on the sky, stay cool out there, and if you’re heading to the polls today, remember your ID and some water. Happy voting!

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