Mahaska Weather Forecast

    • 25
    • 45

    Decreasing Clouds

    • 34
    • 46

    Partly Sunny

    • 35
    • 58

    Mostly Sunny

    • 36
    • 55

    Mostly Cloudy

    • 42
    • 59

    Mostly Cloudy

    • 39
    • 66

    Partly Sunny

Today 20 Dec Washington

Mostly sunny. Highs in the mid 40s. North Winds 10 to 15 Mph. Gusts up to 35 Mph this morning.

Tonight 20 Dec Washington

Mostly cloudy in the Evening, then clearing. Colder with Lows in the mid 20s. South Winds around 5 Mph.

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  • Temperature Real-Time

Mahaska Temperature Statistics

December Temperature

Hebron, Hebron Municipal Airport (16.2 miles)

  • Lowest 14 December, 2025

    4.3 °F

  • Average December

    30.7 °F

  • Highest 9 December, 2025

    61.5 °F

Climate (2020–Present)

Hebron, Hebron Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    66.3 °F
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