Port St Lucie Weather Forecast

    • 75
    • 93

    Chance Thunderstorms

    • 76
    • 93

    Chance Thunderstorms

    • 76
    • 93

    Chance Thunderstorms

    • 76
    • 93

    Chance Thunderstorms

    • 76
    • 93

    Slight Chance Thunderstorms

    • 76
    • 95

    Chance Thunderstorms

Today 24 Jun Coastal St. Lucie

Partly sunny. A slight chance of Showers and Thunderstorms late in the Morning, then a chance of Showers and Thunderstorms late in the afternoon and towards Sunset. Highs in the lower 90s. West Winds 5 to 10 Mph becoming southeast late in the afternoon and towards Sunset. Chance of rain 50 percent. Heat index Values up to 102.

Tonight 24 Jun Coastal St. Lucie

Partly cloudy. A slight chance of Showers and Thunderstorms in the late evening and early morning. Lows in the upper 70s. West Winds 5 to 10 Mph becoming south around 5 Mph after midnight. Chance of rain 20 percent.

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Port St Lucie Temperature Statistics

June Temperature

Witham Field Airport (9.9 miles)

  • Lowest 8 June, 2026

    73.4 °F

  • Average June

    80.8 °F

  • Highest 15 June, 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

    82.9 °F
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