In May, Cancun typically sees daytime highs of 31.3°C and overnight lows around 22.7°C. Compared to the annual average high of 30.0°C, May runs +1.4°C.
May in Cancun averages a daytime high of 31.3°C and an overnight low of 22.7°C.
May runs +1.4°C compared to Cancun's annual average high of 30.0°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 31.3°C and cooler evenings around 22.7°C.