Sandy Island Conservation Area Weather Forecast

    • 60
    • 80

    Partly Sunny

    • 59
    • 81

    Partly Sunny

    • 59
    • 81

    Mostly Sunny

    • 59
    • 81

    Partly Sunny

    • 63
    • 84

    Rain Showers Likely

    • 51
    • 76

    Rain Showers Likely

    • 46
    • 69

    Mostly Sunny

Today 13 Oct Lincoln

Mostly cloudy. A slight chance of Showers early. Highs in the mid 70s. South Winds around 5 Mph, becoming west. Chance of rain 20 percent.

Tonight 13 Oct Lincoln

Mostly cloudy. Lows in the upper 50s. Northeast Winds around 5 Mph.

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Sandy Island Conservation Area Temperature Statistics

October Temperature

St. Charles, St. Charles County Smartt Airport (16.2 miles)

  • Lowest 8 October, 2025

    44.1 °F

  • Average October

    67.6 °F

  • Highest 3 October, 2025

    90 °F

Climate (2020–Present)

St. Charles, St. Charles County Smartt Airport (16.2 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    57.7 °F

  • Average High 2020–2025

    68.5 °F
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