In May, Katunayaka typically sees daytime highs of 31.2°C and overnight lows around 25.2°C. Compared to the annual average high of 30.7°C, May runs +0.5°C.
May in Katunayaka averages a daytime high of 31.2°C and an overnight low of 25.2°C.
May runs +0.5°C compared to Katunayaka's annual average high of 30.7°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 31.2°C and cooler evenings around 25.2°C.