South Fork St Lucie River - Arbeau Point Weather Forecast

    • 79
    • 86

    Partly Sunny

    • 79
    • 86

    Chance Thunderstorms

    • 77
    • 85

    Thunderstorms Likely

    • 78
    • 85

    Rain Showers Likely

    • 77
    • 87

    Rain Showers

    • 77
    • 87

    Thunderstorms Likely

    • 77
    • 86

    Thunderstorms Likely

Today 14 Sep Coastal Martin

Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. East Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 103.

Tonight 14 Sep Coastal Martin

Partly cloudy. A slight chance of Showers and Thunderstorms early in the evening. A chance of Showers and Thunderstorms late. Lows in the upper 70s. Southeast Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

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

    81.2 °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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