Port St Lucie Weather Forecast

    • 76
    • 91

    Chance Thunderstorms

    • 75
    • 93

    Chance Thunderstorms

    • 75
    • 94

    Thunderstorms Likely

    • 75
    • 92

    Thunderstorms Likely

    • 75
    • 92

    Thunderstorms Likely

    • 75
    • 93

    Thunderstorms Likely

Today 24 Jul Coastal St. Lucie

Partly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. East Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 102.

Tonight 24 Jul Coastal St. Lucie

Mostly clear. Lows in the upper 70s. Southeast 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

Port St Lucie Temperature Statistics

July Temperature

Witham Field Airport (9.9 miles)

  • Lowest 11 July, 2026

    73.4 °F

  • Average July

    81.8 °F

  • Highest 16 July, 2026

    95 °F

Climate (2021–2026)

Witham Field Airport (9.9 miles)

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  • Average Low 2021–2026

    69.4 °F

  • Average 2021–2026

    74.5 °F

  • Average High 2021–2026

    83 °F
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