Weather · Johannesburg, South Africa
Johannesburg Weather in May
May in Johannesburg averages 19°C by day and 7°C at night, with about 28mm of rain. That makes it a reasonable time to visit.
Avg high
19°C
66°F
Avg low
7°C
45°F
Rainfall
28mm
#8 wettest of 12
What to pack
Layers, plus a jacket for mornings and nights. Rain is unlikely to interrupt your plans.
Timing a trip around the weather? A Local Friend in Johannesburg builds it around the season for you.