Monmouth Weather Forecast

    • 21
    • 26

    Snow

    • 6
    • 28

    Mostly Cloudy

    • -10
    • 10

    Snow

    • -8
    • 2

    Cold

    • 17
    • 28

    Partly Sunny

    • 30
    • 37

    Mostly Cloudy

    • 31
    • 44

    Chance Rain

Today 11 Dec Warren

Snow. Snow accumulation around an inch. Near steady temperature in the mid 20s. Southeast Winds around 5 Mph. Chance of snow near 100 percent.

Tonight 11 Dec Warren

Snow, mainly this evening. Snow accumulation of 2 to 4 Inches. Near steady temperature in the mid 20s. East Winds 5 to 10 Mph, becoming northeast after midnight. Chance of snow near 100 percent.

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Monmouth Temperature Statistics

December Temperature

Galesburg Municipal Airport (11.2 miles)

  • Lowest 4 December, 2025

    -3.5 °F

  • Average December

    21.4 °F

  • Highest 9 December, 2025

    41.2 °F

Climate (2020–Present)

Galesburg Municipal Airport (11.2 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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