Round Island Oceanfront Park Weather Forecast

    • 78
    • 95

    Chance Thunderstorms

    • 79
    • 93

    Mostly Sunny

    • 78
    • 94

    Slight Chance Thunderstorms

    • 78
    • 89

    Mostly Sunny

    • 79
    • 90

    Slight Chance Thunderstorms

    • 79
    • 91

    Slight Chance Thunderstorms

Today 13 Aug Coastal Indian River

Mostly sunny late in the Morning, then partly sunny with a chance of Showers and Thunderstorms late in the afternoon and towards Sunset. Highs in the mid 90s. Northwest Winds around 5 Mph becoming east 5 to 10 Mph late in the afternoon and towards Sunset. Chance of rain 40 percent. Heat index Values up to 108.

Tonight 13 Aug Coastal Indian River

Partly cloudy. Lows in the upper 70s. South Winds around 5 Mph.

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Round Island Oceanfront Park Temperature Statistics

August Temperature

Fort Pierce, St. Lucie County International Airport (5 miles)

  • Lowest 2 August, 2026

    74.6 °F

  • Average August

    83.4 °F

  • Highest 1 August, 2026

    93.7 °F

Climate (2021–2026)

Fort Pierce, St. Lucie County International Airport (5 miles)

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  • Average Low 2021–2026

    65.9 °F

  • Average 2021–2026

    74.7 °F

  • Average High 2021–2026

    83.6 °F
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