St Lucie River Entrance Weather Forecast

    • 77
    • 89

    Rain Showers

    • 76
    • 89

    Thunderstorms Likely

    • 74
    • 88

    Rain Showers

    • 74
    • 89

    Rain Showers

    • 73
    • 89

    Rain Showers

    • 73
    • 90

    Rain Showers

    • 74
    • 90

    Rain Showers

Today 16 Sep Coastal Martin

A chance of Showers and Thunderstorms late in the Morning, then Showers with Thunderstorms likely late in the afternoon and towards Sunset. Highs in the upper 80s. Chance of rain 80 percent.

Tonight 16 Sep Coastal Martin

Partly cloudy with a chance of Thunderstorms. Showers likely through early Morning, then a chance of Showers late. Breezy. Lows in the upper 70s. East Winds 15 to 20 Mph decreasing to 10 to 15 Mph late. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Lucie River Entrance Temperature Statistics

September Temperature

Witham Field Airport (1.9 miles)

  • Lowest 7 September, 2026

    73.4 °F

  • Average September

    81 °F

  • Highest 5 September, 2026

    93.2 °F

Climate (2021–2026)

Witham Field Airport (1.9 miles)

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  • Average Low 2021–2026

    69.4 °F

  • Average 2021–2026

    74.6 °F

  • Average High 2021–2026

    83.1 °F
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