In May, Knysna typically sees daytime highs of 21.0°C and overnight lows around 12.3°C. Compared to the annual average high of 21.7°C, May runs -0.7°C.
May in Knysna averages a daytime high of 21.0°C and an overnight low of 12.3°C.
May runs -0.7°C compared to Knysna's annual average high of 21.7°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 21.0°C and cooler evenings around 12.3°C.