Gauteng Weather has warned that the worst of the heat wave is expected today (26 December) with temperature highs of up to 37 degrees expected in Gauteng.

Gauteng Today 's Weather overview: 26.12.2018 pic.twitter.com/7ee1ppVjbu — SA Weather Service (@SAWeatherServic) December 26, 2018

???? ALERT: WORST OF THE HEATWAVE in Gauteng on Wednesday afternoon. Vereeniging 36°C

Johannesburg 37°C

Pretoria 39°C — Gauteng Weather (@tWeatherSA) December 26, 2018

Residents have been urged to wear light clothing and stay out of direct sunlight especially between 11am and 3pm.