In August, Chetumal typically sees daytime highs of 32.8°C and overnight lows around 22.2°C. Compared to the annual average high of 31.3°C, August runs +1.5°C.
August in Chetumal averages a daytime high of 32.8°C and an overnight low of 22.2°C.
August runs +1.5°C compared to Chetumal's annual average high of 31.3°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 32.8°C and cooler evenings around 22.2°C.