In August, Jamaica typically sees daytime highs of 27.5°C and overnight lows around 19.5°C. Compared to the annual average high of 16.0°C, August runs +11.5°C.
August in Jamaica averages a daytime high of 27.5°C and an overnight low of 19.5°C.
August runs +11.5°C compared to Jamaica's annual average high of 16.0°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 27.5°C and cooler evenings around 19.5°C.