Avalon State Park Weather Forecast

    • 75
    • 84

    Partly Sunny

    • 77
    • 84

    Chance Rain Showers

    • 76
    • 83

    Rain Showers Likely

    • 78
    • 85

    Rain Showers Likely

    • 77
    • 86

    Rain Showers Likely

    • 78
    • 86

    Chance Thunderstorms

Today 28 Sep Coastal St. Lucie

Partly sunny. Highs in the mid 80s. West Winds around 5 Mph becoming east late in the afternoon and towards Sunset.

Tonight 28 Sep Coastal St. Lucie

Partly cloudy. Lows in the lower 70s. Southeast Winds around 5 Mph in the late evening and early morning becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Avalon State Park Temperature Statistics

September Temperature

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

  • Lowest 19 September, 2026

    71.7 °F

  • Average September

    82 °F

  • Highest 5 September, 2026

    94.6 °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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