Oskaloosa Weather Forecast

    • 34
    • 47

    Increasing Clouds

    • 38
    • 58

    Partly Sunny

    • 43
    • 58

    Partly Sunny

    • 48
    • 68

    Partly Sunny

    • 40
    • 71

    Partly Sunny

    • 36
    • 59

    Mostly Cloudy

Today 21 Dec Jefferson

Mostly sunny. Highs in the upper 40s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 21 Dec Jefferson

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 30s. Temperature rising into the upper 30s after midnight. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Oskaloosa Temperature Statistics

December Temperature

Lawrence, Lawrence Municipal Airport (14.9 miles)

  • Lowest 14 December, 2025

    3.9 °F

  • Average December

    32.2 °F

  • Highest 17 December, 2025

    59 °F

Climate (2020–Present)

Lawrence, Lawrence Municipal Airport (14.9 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    56.7 °F

  • Average High 2020–2025

    69.1 °F
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