In May, Welkom typically sees daytime highs of 21.6°C and overnight lows around 4.9°C. Compared to the annual average high of 25.5°C, May runs -3.9°C.
May in Welkom averages a daytime high of 21.6°C and an overnight low of 4.9°C.
May runs -3.9°C compared to Welkom's annual average high of 25.5°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 21.6°C and cooler evenings around 4.9°C.