In August, Jacksonville typically sees daytime highs of 32.0°C and overnight lows around 22.4°C. Compared to the annual average high of 25.8°C, August runs +6.2°C.
August in Jacksonville averages a daytime high of 32.0°C and an overnight low of 22.4°C.
August runs +6.2°C compared to Jacksonville's annual average high of 25.8°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 32.0°C and cooler evenings around 22.4°C.