Bismarck Weather Forecast

    • 33
    • 42

    Mostly Cloudy

    • 21
    • 43

    Mostly Cloudy

    • 7
    • 37

    Mostly Cloudy

    • 11
    • 23

    Mostly Sunny

    • 24
    • 39

    Partly Sunny

    • 34
    • 44

    Mostly Cloudy

Today 11 Dec St. Francois

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the lower 40s. South Winds 5 to 10 Mph.

Tonight 11 Dec St. Francois

Partly cloudy. Near steady temperature in the mid 30s. South Winds 5 to 10 Mph, becoming west after midnight.

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Bismarck Temperature Statistics

December Temperature

Farmington Airport (9.9 miles)

  • Lowest 2 December, 2025

    19.4 °F

  • Average December

    31 °F

  • Highest 6 December, 2025

    44.6 °F

Climate (2020–Present)

Farmington Airport (9.9 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    56.7 °F

  • Average High 2020–2025

    66.8 °F
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