Port St Lucie Weather Forecast

    • 76
    • 87

    Chance Rain Showers

    • 75
    • 84

    Chance Rain Showers

    • 77
    • 84

    Chance Rain Showers

    • 76
    • 85

    Slight Chance Rain Showers

    • 75
    • 86

    Partly Sunny

    • 75
    • 86

    Mostly Sunny

    • 73
    • 86

    Mostly Sunny

Today 19 Sep St. Lucie

Partly sunny. A slight chance of Showers through late Morning, then a chance of afternoon Showers. Windy. Highs in the mid 80s. Northeast Winds 15 to 20 Mph and gusty. Chance of rain 40 percent.

Tonight 19 Sep St. Lucie

Partly cloudy with a chance of Showers. Windy. Lows in the mid 70s. East Winds 20 Mph with Gusts to around 35 Mph especially along the coast. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

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Port St Lucie Temperature Statistics

September Temperature

Stuart, Witham Field Airport (9.9 miles)

  • Lowest 3 September, 2019

    73.4 °F
  • Average September

    82 °F
  • Highest 5 September, 2019

    93.2 °F

Climate (2010–Present)

Stuart, Witham Field Airport (9.9 miles)

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  • Average Low 2010–Present

    69.6 °F
  • Average 2010–Present

    75.1 °F
  • Average High 2010–Present

    83.9 °F
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