Harbor Isles Weather Forecast

    • 76
    • 88

    Rain Showers

    • 75
    • 88

    Rain Showers

    • 76
    • 90

    Rain Showers

    • 77
    • 89

    Thunderstorms

    • 77
    • 89

    Thunderstorms

    • 77
    • 89

    Thunderstorms

Today 7 Sep Coastal Pasco

Partly sunny. Scattered Showers and Thunderstorms in the Morning, then numerous Showers and Thunderstorms in the afternoon. Humid with Highs around 90. West Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 7 Sep Coastal Pasco

Mostly cloudy with numerous Showers and Thunderstorms in the Evening, then partly cloudy with scattered Showers with isolated Thunderstorms after midnight. Humid with Lows in the mid 70s. Southwest Winds around 5 Mph, becoming southeast after midnight. Chance of rain 70 percent.

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Harbor Isles Temperature Statistics

September Temperature

Clearwater Air Park (20.5 miles)

  • Lowest 1 September, 2026

    75.2 °F

  • Average September

    81.4 °F

  • Highest 1 September, 2026

    89.6 °F

Climate (2021–2026)

Clearwater Air Park (20.5 miles)

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  • Average Low 2021–2026

    65.9 °F

  • Average 2021–2026

    72.7 °F

  • Average High 2021–2026

    80.6 °F
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