Avalon State Park Weather Forecast

    • 78
    • 86

    Thunderstorms Likely

    • 79
    • 86

    Chance Thunderstorms

    • 79
    • 87

    Thunderstorms Likely

    • 78
    • 87

    Chance Thunderstorms

Today 31 Aug Coastal St. Lucie

Partly cloudy with Showers and Thunderstorms likely late in the Morning, then considerable cloudiness with a chance of Showers and Thunderstorms late in the afternoon and towards Sunset. Highs in the upper 80s. Northeast Winds 5 to 10 Mph. Chance of rain 60 percent. Heat index Values up to 101.

Tonight 31 Aug Coastal St. Lucie

Partly cloudy. A slight chance of Showers and Thunderstorms in the late evening and early Morning, then a chance of Showers and Thunderstorms after midnight. Lows in the upper 70s. Southeast Winds around 5 Mph in the late evening and early morning becoming light and variable. Chance of rain 40 percent.

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Avalon State Park Temperature Statistics

August Temperature

Fort Pierce, St. Lucie County International Airport (4.3 miles)

  • Lowest 28 August, 2026

    72.6 °F

  • Average August

    83.9 °F

  • Highest 17 August, 2026

    96.7 °F

Climate (2021–2026)

Fort Pierce, St. Lucie County International Airport (4.3 miles)

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  • Average Low 2021–2026

    65.9 °F

  • Average 2021–2026

    74.7 °F

  • Average High 2021–2026

    83.7 °F
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