Transit Desk

Climate

Weather in South Africa in May

Weather in South Africa, May
In May, South Africa sees average highs of 21.7°C (71°F) and lows of 9.5°C (49°F), with around 15 mm of rain.

South Africa — May

South Africa May
Daytime high
21.7°C (71°F)
Overnight low
9.5°C (49°F)
Rainfall
15 mm
Best-time rank
Off-peak

How May compares

South Africa, May vs. the annual average (2025)
This month21.7°C (71°F) / 9.5°C (49°F) · 15 mm
Yearly average24.7°C (76°F) / 12.3°C (54°F) · 56 mm

May in South Africa runs 3°C (5.4°F) cooler than the yearly average, and is drier than the yearly average. Pack a warm jacket for cooler conditions.

Common questions

What is the weather like in South Africa in May?

Average highs of 21.7°C (71°F) and lows of 9.5°C (49°F), with around 15 mm of rain.

Is May a good time to visit South Africa?

It is an off-peak month for comfort in South Africa; March, September, October tend to be more pleasant.

Updated climate normals, 2025