In August, Port-au-Prince typically sees daytime highs of 33.4°C and overnight lows around 25.2°C. Compared to the annual average high of 31.9°C, August runs +1.5°C.
August in Port-au-Prince averages a daytime high of 33.4°C and an overnight low of 25.2°C.
August runs +1.5°C compared to Port-au-Prince's annual average high of 31.9°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 33.4°C and cooler evenings around 25.2°C.