Atchison Weather Forecast

    • 15
    • 25

    Sunny

    • 24
    • 44

    Partly Sunny

    • 21
    • 47

    Partly Sunny

    • 21
    • 35

    Mostly Cloudy

    • 21
    • 40

    Mostly Cloudy

    • 23
    • 42

    Mostly Sunny

Today 29 Dec Atchison

Mostly sunny. Not as cool with Highs in the lower 40s. Southwest Winds 5 to 10 Mph.

Tonight 29 Dec Atchison

Mostly clear. Lows in the mid 20s. West Winds around 5 Mph.

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Atchison Temperature Statistics

December Temperature

St. Joseph, Rosecrans Memorial Airport (18 miles)

  • Lowest 14 December, 2025

    3 °F

  • Average December

    34.6 °F

  • Highest 23 December, 2025

    63 °F

Climate (2020–Present)

St. Joseph, Rosecrans Memorial Airport (18 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    66.8 °F
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