John D. MacArthur Beach State Park Weather Forecast

    • 81
    • 87

    Chance Thunderstorms

    • 82
    • 87

    Mostly Sunny

    • 82
    • 87

    Slight Chance Thunderstorms

    • 80
    • 87

    Chance Thunderstorms

    • 81
    • 87

    Chance Thunderstorms

    • 80
    • 87

    Chance Thunderstorms

    • 80
    • 87

    Chance Thunderstorms

Today 14 Aug Coastal Palm Beach County

Sunny. A chance of Showers and Thunderstorms this afternoon. Highs around 90. Southwest Winds around 5 Mph, becoming southeast this afternoon. Chance of rain 40 percent. Heat index Values up to 105.

Tonight 14 Aug Coastal Palm Beach County

Mostly clear. Lows around 80. South Winds 5 to 10 Mph.

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John D. MacArthur Beach State Park Temperature Statistics

August Temperature

West Palm Beach - Palm Beach International Airport (10.6 miles)

  • Lowest 10 August, 2025

    75.7 °F

  • Average August

    85.5 °F

  • Highest 2 August, 2025

    96.7 °F

Climate (2020–Present)

West Palm Beach - Palm Beach International Airport (10.6 miles)

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  • Average Low 2020–2025

    71 °F

  • Average 2020–2025

    77.6 °F

  • Average High 2020–2025

    84.8 °F
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