St Marys Weather Forecast

    • 11
    • 49

    Slight Chance Snow

    • 15
    • 29

    Mostly Sunny

    • 24
    • 46

    Partly Sunny

    • 23
    • 50

    Mostly Sunny

    • 23
    • 41

    Mostly Cloudy

    • 24
    • 47

    Partly Sunny

    • 25
    • 47

    Partly Sunny

Today 28 Dec Pottawatomie

Mostly cloudy with a slight chance of Drizzle, freezing drizzle and snow late this Morning, then partly sunny with snow likely this afternoon. Little or no snow accumulation. Windy and much cooler with Highs in the mid 40s. Temperature falling into the mid 20s this afternoon. Northwest Winds 20 to 30 Mph with Gusts up to 45 Mph. Chance of precipitation 70 percent.

Tonight 28 Dec Pottawatomie

Mostly clear and Blustery. Much Colder with Lows around 14. Northwest Winds 15 to 25 Mph with Gusts up to 40 Mph. Wind chill Values as low as 5 below.

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St Marys Temperature Statistics

December Temperature

Topeka, Philip Billard Municipal Airport (24.9 miles)

  • Lowest 2 December, 2025

    7 °F

  • Average December

    35.9 °F

  • Highest 26 December, 2025

    64 °F

Climate (2020–Present)

Topeka, Philip Billard Municipal Airport (24.9 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    69.2 °F
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