Smithville Weather Forecast

    • 31
    • 31

    Wintry Mix

    • -3
    • 35

    Snow

    • 9
    • 16

    Chance Snow

    • -3
    • 22

    Partly Sunny

    • 1
    • 10

    Cold

    • 17
    • 28

    Mostly Cloudy

    • 7
    • 27

    Mostly Cloudy

Today 17 Dec Carlton/South St. Louis

Mostly cloudy and much cooler. Near steady temperature in the mid 20s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 17 Dec Carlton/South St. Louis

Rain with possible freezing rain and snow early this Evening, then rain likely with Pockets of freezing rain and snow. Little or no snow accumulation. Additional ice accumulation around a trace. Not as cool. Near steady temperature in the lower 30s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation 90 percent.

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Smithville Temperature Statistics

December Temperature

Richard I. Bong Airport (6.2 miles)

  • Lowest 13 December, 2025

    -15.3 °F

  • Average December

    9.8 °F

  • Highest 10 December, 2025

    27.5 °F

Climate (2020–Present)

Richard I. Bong Airport (6.2 miles)

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  • Average Low 2020–2025

    33.7 °F

  • Average 2020–2025

    43.1 °F

  • Average High 2020–2025

    51.3 °F
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