Tropic Isle Harbor Weather Forecast

    • 83
    • 88

    Chance Thunderstorms

    • 82
    • 87

    Rain Showers

    • 79
    • 88

    Thunderstorms

    • 79
    • 89

    Rain Showers

    • 81
    • 89

    Thunderstorms Likely

    • 82
    • 89

    Chance Thunderstorms

Today 4 Sep Coastal Palm Beach County

Partly sunny with a chance of Showers and Thunderstorms. Humid with Highs in the upper 80s. Southeast Winds 10 to 15 Mph. Chance of rain 50 percent. Heat index Values up to 106.

Tonight 4 Sep Coastal Palm Beach County

Mostly cloudy in the Evening, then partly cloudy with a chance of Showers and Thunderstorms after midnight. Humid with Lows around 80. Southeast Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tropic Isle Harbor Temperature Statistics

September Temperature

Boca Raton, Boca Raton Airport (3.7 miles)

  • Lowest 1 September, 2026

    78.8 °F

  • Average September

    81.5 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Boca Raton, Boca Raton Airport (3.7 miles)

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  • Average Low 2021–2026

    71.8 °F

  • Average 2021–2026

    79.1 °F

  • Average High 2021–2026

    85.3 °F
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