Port St Lucie Weather Forecast

    • 57
    • 82

    Increasing Clouds

    • 63
    • 82

    Mostly Sunny

    • 68
    • 84

    Mostly Sunny

    • 63
    • 88

    Chance Rain Showers

    • 55
    • 76

    Chance Rain Showers

    • 59
    • 76

    Mostly Sunny

Today 13 Mar Coastal St. Lucie

Sunny. Highs around 80. South Winds 5 to 10 Mph increasing to 10 to 15 Mph late in the afternoon and towards Sunset.

Tonight 13 Mar Coastal St. Lucie

Partly cloudy. Lows around 60. Southwest Winds 5 to 10 Mph becoming northwest around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Port St Lucie Temperature Statistics

March Temperature

Witham Field Airport (9.9 miles)

  • Lowest 7 March, 2025

    50 °F

  • Average March

    67.5 °F

  • Highest 5 March, 2025

    87.8 °F

Climate (2020–Present)

Witham Field Airport (9.9 miles)

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  • Average Low 2020–2025

    69.5 °F

  • Average 2020–2025

    74.6 °F

  • Average High 2020–2025

    82.9 °F
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