St. Lucie Weather Forecast

    • 78
    • 88

    Chance Thunderstorms

    • 78
    • 87

    Thunderstorms Likely

    • 79
    • 88

    Chance Thunderstorms

    • 77
    • 88

    Thunderstorms Likely

    • 76
    • 88

    Thunderstorms Likely

    • 76
    • 88

    Thunderstorms Likely

    • 77
    • 90

    Chance Thunderstorms

Today 27 Jul Coastal St. Lucie

Partly cloudy. A chance of afternoon Showers and Thunderstorms, then Showers and Thunderstorms likely late in the afternoon and towards Sunset. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent. Heat index Values up to 106.

Tonight 27 Jul Coastal St. Lucie

Considerable cloudiness early in the evening then becoming partly cloudy. A chance of Showers and Thunderstorms through early morning. Lows in the upper 70s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 100 early.

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St. Lucie Temperature Statistics

July Temperature

Fort Pierce, St. Lucie County International Airport (2.5 miles)

  • Lowest 14 July, 2026

    70.6 °F

  • Average July

    82.8 °F

  • Highest 13 July, 2026

    95.6 °F

Climate (2021–2026)

Fort Pierce, St. Lucie County International Airport (2.5 miles)

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  • Average Low 2021–2026

    65.9 °F

  • Average 2021–2026

    74.6 °F

  • Average High 2021–2026

    83.6 °F
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