South Fork St Lucie River - Arbeau Point Weather Forecast

    • 77
    • 84

    Chance Thunderstorms

    • 77
    • 84

    Rain Showers Likely

    • 76
    • 84

    Thunderstorms Likely

    • 75
    • 84

    Thunderstorms Likely

    • 75
    • 87

    Rain Showers

    • 76
    • 87

    Rain Showers

    • 76
    • 86

    Rain Showers

Today 17 Sep Coastal Martin

Showers likely and a chance of Thunderstorms late in the Morning, then Showers with Thunderstorms likely late in the afternoon and towards Sunset. Highs in the upper 80s. Chance of rain 80 percent.

Tonight 17 Sep Coastal Martin

Partly cloudy with a chance of Showers. A chance of Thunderstorms through early Morning, then a slight chance of Thunderstorms late. Lows in the upper 70s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph decreasing to 5 to 10 Mph with Gusts up to 20 Mph in the late evening and overnight. Chance of rain 40 percent.

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South Fork St Lucie River - Arbeau Point Temperature Statistics

September Temperature

Witham Field Airport (2.5 miles)

  • Lowest 7 September, 2026

    73.4 °F

  • Average September

    81.1 °F

  • Highest 5 September, 2026

    93.2 °F

Climate (2021–2026)

Witham Field Airport (2.5 miles)

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  • Average Low 2021–2026

    69.4 °F

  • Average 2021–2026

    74.6 °F

  • Average High 2021–2026

    83.1 °F
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