Fort Pierce Weather Forecast

    • 76
    • 88

    Chance Thunderstorms

    • 76
    • 87

    Chance Thunderstorms

    • 78
    • 86

    Rain Showers Likely

    • 79
    • 86

    Thunderstorms Likely

    • 78
    • 84

    Thunderstorms Likely

    • 79
    • 85

    Thunderstorms Likely

    • 79
    • 86

    Chance Thunderstorms

Today 3 Aug Coastal St. Lucie

Partly cloudy with a chance of afternoon Showers and Thunderstorms, then mostly cloudy with Showers and Thunderstorms likely late in the afternoon and towards Sunset. Highs around 90. Southwest Winds around 10 Mph becoming southeast 5 to 10 Mph late in the afternoon and towards Sunset. Chance of rain 70 percent. Heat index Values up to 103.

Tonight 3 Aug Coastal St. Lucie

Mostly cloudy with a chance of Showers and Thunderstorms through early Morning, then partly cloudy late. Lows in the mid 70s. South Winds 5 to 10 Mph becoming southwest around 5 Mph late. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Pierce Temperature Statistics

August Temperature

Fort Pierce, St. Lucie County International Airport (4.3 miles)

  • Lowest 1 August, 2026

    75.9 °F
  • Average August

    82.2 °F
  • Highest 1 August, 2026

    91 °F

Climate (2021–2026)

Fort Pierce, St. Lucie County International Airport (4.3 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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