South Fork St Lucie River - Arbeau Point Weather Forecast

    • 78
    • 88

    Chance Thunderstorms

    • 78
    • 90

    Mostly Sunny

    • 79
    • 91

    Mostly Sunny

    • 79
    • 92

    Slight Chance Thunderstorms

    • 79
    • 93

    Chance Thunderstorms

    • 78
    • 92

    Chance Thunderstorms

Today 15 Aug Coastal Martin

Partly sunny with a chance of Showers and Thunderstorms late in the Morning, then sunny with a slight chance of Showers and Thunderstorms late in the afternoon and towards Sunset. Highs in the lower 90s. Southeast Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values up to 107.

Tonight 15 Aug Coastal Martin

Mostly clear. Lows in the upper 70s. South 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

South Fork St Lucie River - Arbeau Point Temperature Statistics

August Temperature

Witham Field Airport (2.5 miles)

  • Lowest 5 August, 2026

    75.2 °F

  • Average August

    82.2 °F

  • Highest 12 August, 2026

    95 °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 °F
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