Sigourney Weather Forecast

    • 6
    • 27

    Snow

    • -11
    • 9

    Snow

    • -8
    • 4

    Cold

    • 15
    • 30

    Partly Sunny

    • 29
    • 39

    Mostly Cloudy

    • 30
    • 45

    Mostly Cloudy

Today 12 Dec Keokuk

Mostly cloudy with a chance of Flurries. Highs in the upper 20s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 12 Dec Keokuk

Cloudy. Snow likely after midnight. Little or no snow accumulation. Much Colder with Lows around 6 above. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 70 percent. Wind chill Values as low as 8 below after midnight.

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Sigourney Temperature Statistics

December Temperature

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

  • Lowest 4 December, 2025

    -2.9 °F

  • Average December

    23.8 °F

  • Highest 9 December, 2025

    45 °F

Climate (2020–Present)

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    53.9 °F

  • Average High 2020–2025

    64.7 °F
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