Sloan's Airport Weather Forecast

    • 74
    • 95

    Rain Showers

    • 76
    • 91

    Thunderstorms

    • 76
    • 95

    Mostly Sunny

    • 76
    • 96

    Slight Chance Thunderstorms

    • 69
    • 91

    Chance Thunderstorms

    • 64
    • 81

    Slight Chance Thunderstorms

    • 61
    • 78

    Partly Sunny

Today 26 Jul Lincoln

Mostly sunny. Scattered Showers and Thunderstorms. Near steady temperature around 90. Southwest Winds around 5 Mph. Chance of rain 50 percent. Heat index Values up to 106.

Tonight 26 Jul Lincoln

Numerous Showers. Numerous Thunderstorms, mainly this evening. Lows in the lower 70s. South Winds around 5 Mph. Chance of rain 60 percent. Heat index Values up to 100 early this evening.

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Sloan's Airport Temperature Statistics

July Temperature

St. Charles, St. Charles County Smartt Airport (21.7 miles)

  • Lowest 2 July, 2025

    65.6 °F

  • Average July

    80.8 °F

  • Highest 23 July, 2025

    96.7 °F

Climate (2020–Present)

St. Charles, St. Charles County Smartt Airport (21.7 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    68.3 °F
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