In May, Piet Retief typically sees daytime highs of 21.5°C and overnight lows around 7.3°C. Compared to the annual average high of 23.5°C, May runs -2.0°C.
May in Piet Retief averages a daytime high of 21.5°C and an overnight low of 7.3°C.
May runs -2.0°C compared to Piet Retief's annual average high of 23.5°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 21.5°C and cooler evenings around 7.3°C.