Captiva Island (Outside) Weather Forecast

    • 81
    • 89

    Thunderstorms

    • 82
    • 89

    Thunderstorms

    • 82
    • 89

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

    • 82
    • 89

    Mostly Sunny

    • 82
    • 89

    Thunderstorms

Today 9 Aug Coastal Lee

Sunny. Numerous Showers and Thunderstorms this afternoon. Highs in the lower 90s. East Winds 5 to 10 Mph, becoming south this afternoon. Chance of rain 70 percent. Heat index Values up to 105.

Tonight 9 Aug Coastal Lee

Partly cloudy with numerous Showers and Thunderstorms this Evening, then mostly clear after midnight. Lows in the upper 70s. East Winds 5 to 10 Mph. Chance of rain 70 percent.

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Captiva Island (Outside) Temperature Statistics

August Temperature

Fort Myers, Page Field (20.5 miles)

  • Lowest 7 August, 2026

    73.9 °F

  • Average August

    83.7 °F

  • Highest 5 August, 2026

    94.6 °F

Climate (2021–2026)

Fort Myers, Page Field (20.5 miles)

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  • Average Low 2021–2026

    68.4 °F

  • Average 2021–2026

    77.1 °F

  • Average High 2021–2026

    86.5 °F
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