Appleton Weather Forecast

    • 31
    • 38

    Rain Likely

    • 17
    • 35

    Chance Snow

    • 15
    • 29

    Chance Snow

    • 2
    • 24

    Slight Chance Snow

    • 0
    • 12

    Mostly Cloudy

    • 6
    • 18

    Mostly Cloudy

Today 9 Dec Knox

Partly sunny in the Morning, then mostly cloudy with a slight chance of rain in the afternoon. Not as cool with Highs in the upper 30s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 9 Dec Knox

Mostly cloudy. Rain Likely, mainly in the evening. Windy and not as cool with Lows in the lower 30s. Southwest Winds 20 to 30 Mph. Gusts up to 45 Mph after midnight. Chance of rain 70 percent.

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Appleton Temperature Statistics

December Temperature

Galesburg Municipal Airport (13.7 miles)

  • Lowest 4 December, 2025

    -3.5 °F

  • Average December

    20.4 °F

  • Highest 6 December, 2025

    33.8 °F

Climate (2020–Present)

Galesburg Municipal Airport (13.7 miles)

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  • Average Low 2020–2025

    41.4 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    61.7 °F
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