Sloan's Airport Weather Forecast

    • 65
    • 93

    Partly Sunny

    • 63
    • 91

    Mostly Sunny

    • 64
    • 92

    Partly Sunny

    • 64
    • 89

    Chance Thunderstorms

    • 61
    • 85

    Chance Thunderstorms

    • 60
    • 81

    Chance Thunderstorms

Today 15 Sep Lincoln

Partly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 15 Sep Lincoln

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 60s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sloan's Airport Temperature Statistics

September Temperature

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

  • Lowest 7 September, 2025

    48 °F

  • Average September

    67.5 °F

  • Highest 12 September, 2025

    91.9 °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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