In May, Cairns typically sees daytime highs of 26.2°C and overnight lows around 20.7°C. Compared to the annual average high of 27.5°C, May runs -1.3°C.
May in Cairns averages a daytime high of 26.2°C and an overnight low of 20.7°C.
May runs -1.3°C compared to Cairns's annual average high of 27.5°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 26.2°C and cooler evenings around 20.7°C.