In May, Grahamstown typically sees daytime highs of 22.4°C and overnight lows around 9.7°C. Compared to the annual average high of 23.8°C, May runs -1.4°C.
May in Grahamstown averages a daytime high of 22.4°C and an overnight low of 9.7°C.
May runs -1.4°C compared to Grahamstown's annual average high of 23.8°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 22.4°C and cooler evenings around 9.7°C.