May in Ga-Rankuwa 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 Ga-Rankuwa is May–September.
Based on PRETORIA IRENE, SF (40.1km), 1995–2024. 28 years of May data.