When planning a visit to Gauteng in South Africa, it helps to know that temperatures typically range from 19°C (66°F) in July up to 27°C (81°F) during the peak of January. Our detailed climate overview is based on data from Johannesburg, the region's most well-known city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.
In Gauteng, especially in Johannesburg, the weather is generally comfortable year-round, with average temperatures ranging between 19°C (66°F) and 26°C (79°F).
When it comes to rainfall, Gauteng sees significant variations throughout the year. December tends to be the wettest, receiving 139 mm (5.5 in) of rain, while July is much drier with just 3 mm (0.1 in). Rainfall in May, June, July and August is at its lowest, remaining under 17 mm (0.7 in).
Visitors hoping to maximize their time in the sun should consider planning their trip for August, when daylight hours are at their peak.