Avalon State Park Weather Forecast

    • 63
    • 69

    Slight Chance Rain Showers

    • 65
    • 71

    Partly Sunny

    • 68
    • 74

    Mostly Cloudy

    • 67
    • 77

    Slight Chance Rain Showers

    • 69
    • 77

    Partly Sunny

    • 69
    • 75

    Partly Sunny

Today 15 Dec Coastal St. Lucie

Mostly cloudy with a slight chance of Showers. Breezy. Highs in the upper 60s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 15 Dec Coastal St. Lucie

Partly cloudy. A slight chance of evening Showers. Breezy. Lows in the lower 60s. Northeast Winds 15 to 20 Mph decreasing to 10 to 15 Mph after midnight. Chance of rain 20 percent.

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Avalon State Park Temperature Statistics

December Temperature

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

  • Lowest 12 December, 2025

    44.1 °F

  • Average December

    67.9 °F

  • Highest 5 December, 2025

    84 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    65.9 °F

  • Average 2020–2025

    74.6 °F

  • Average High 2020–2025

    83.5 °F
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