Atchison Weather Forecast

    • 47
    • 74

    Mostly Sunny

    • 51
    • 76

    Mostly Sunny

    • 58
    • 80

    Chance Thunderstorms

    • 60
    • 83

    Slight Chance Rain Showers

    • 61
    • 86

    Mostly Sunny

    • 63
    • 88

    Partly Sunny

    • 65
    • 89

    Partly Sunny

Today 6 Sep Atchison

Sunny. Highs in the lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 6 Sep Atchison

Mostly clear. Lows in the mid 40s. North Winds 5 to 10 Mph, becoming northeast after midnight.

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Atchison Temperature Statistics

September Temperature

St. Joseph, Rosecrans Memorial Airport (18 miles)

  • Lowest 4 September, 2025

    44.1 °F

  • Average September

    64 °F

  • Highest 3 September, 2025

    78.1 °F

Climate (2020–Present)

St. Joseph, Rosecrans Memorial Airport (18 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    66.6 °F
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