May in Pretoria averages a daily high of 22.7°C with nights around 8.2°C. Expect roughly 4.3 wet days totalling 6.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Pretoria is May–September.
Based on PRETORIA IRENE, SF (19.4km), 1995–2024. 28 years of May data.