Sigourney Weather Forecast

    • 43
    • 45

    Dense Fog

    • 36
    • 50

    Mostly Cloudy

    • 39
    • 56

    Mostly Cloudy

    • 11
    • 47

    Chance Rain/Snow

    • 12
    • 22

    Partly Sunny

    • 19
    • 35

    Partly Sunny

    • 14
    • 34

    Mostly Cloudy

Today 25 Dec Keokuk

Cloudy with patchy drizzle. Areas of dense fog. Near steady temperature in the mid 40s. East Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 25 Dec Keokuk

Cloudy. Patchy drizzle Early, then Areas of drizzle this evening. Areas of dense fog early. Widespread dense fog. Near steady temperature in the mid 40s. Southeast Winds 5 to 10 Mph.

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Sigourney Temperature Statistics

December Temperature

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

  • Lowest 14 December, 2025

    -9.4 °F

  • Average December

    26.3 °F

  • Highest 23 December, 2025

    52.3 °F

Climate (2020–Present)

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    53.9 °F

  • Average High 2020–2025

    64.7 °F
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