University Park (Oskaloosa) Weather Forecast

    • 19
    • 42

    Becoming Sunny

    • 31
    • 41

    Increasing Clouds

    • 35
    • 50

    Partly Sunny

    • 33
    • 48

    Mostly Cloudy

    • 43
    • 53

    Mostly Cloudy

    • 34
    • 62

    Mostly Cloudy

    • 31
    • 49

    Mostly Cloudy

Today 20 Dec Mahaska

Mostly sunny. Highs in the lower 40s. Temperature falling into the mid 30s late. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Dec Mahaska

Mostly clear. Lows around 18. Northwest Winds 5 to 10 Mph, becoming north.

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University Park (Oskaloosa) Temperature Statistics

December Temperature

Oskaloosa, Oskaloosa Municipal Airport (7.5 miles)

  • Lowest 14 December, 2025

    -9.4 °F

  • Average December

    24 °F

  • Highest 18 December, 2025

    46.2 °F

Climate (2020–Present)

Oskaloosa, Oskaloosa Municipal Airport (7.5 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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