Casey Key Weather Forecast

    • 79
    • 90

    Thunderstorms

    • 79
    • 91

    Thunderstorms

    • 79
    • 90

    Mostly Sunny

    • 80
    • 91

    Mostly Sunny

    • 81
    • 91

    Mostly Sunny

    • 80
    • 91

    Partly Sunny

Today 14 Aug Inland Sarasota

Mostly sunny. Scattered Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 90s. Northeast Winds around 5 Mph, becoming northwest in the afternoon. Chance of rain 40 percent. Heat index Values up to 109.

Tonight 14 Aug Inland Sarasota

Partly cloudy with scattered Showers and Thunderstorms in the Evening, then mostly clear after midnight. Humid with Lows in the mid 70s. Northwest Winds around 5 Mph, becoming east after midnight. Chance of rain 50 percent.

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Casey Key Temperature Statistics

August Temperature

Venice Municipal Airport (5.6 miles)

  • Lowest 7 August, 2026

    72.3 °F

  • Average August

    81.3 °F

  • Highest 7 August, 2026

    91.6 °F

Climate (2021–2026)

Venice Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    69.1 °F

  • Average 2021–2026

    76.2 °F

  • Average High 2021–2026

    83.6 °F
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