Sanibel Island Weather Forecast

    • 81
    • 90

    Isolated Thunderstorms

    • 80
    • 92

    Isolated Thunderstorms

    • 81
    • 91

    Rain Showers

    • 83
    • 91

    Thunderstorms

    • 82
    • 89

    Thunderstorms

    • 82
    • 89

    Thunderstorms

Today 22 Jul Coastal Lee

Sunny. Scattered Showers and Thunderstorms. Near steady temperature around 90. South Winds around 10 Mph. Chance of rain 40 percent. Heat index Values up to 105.

Tonight 22 Jul Coastal Lee

Partly cloudy with scattered Showers and Thunderstorms in the Evening, then mostly clear after midnight. Humid with Lows in the upper 70s. Southeast Winds 5 to 10 Mph, becoming east after midnight. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

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Sanibel Island Temperature Statistics

July Temperature

Fort Myers, Page Field (18 miles)

  • Lowest 10 July, 2026

    71.7 °F

  • Average July

    85.2 °F

  • Highest 8 July, 2026

    98.7 °F

Climate (2021–2026)

Fort Myers, Page Field (18 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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