Bismarck Weather Forecast

    • 58
    • 79

    Chance Thunderstorms

    • 55
    • 70

    Rain Showers Likely

    • 53
    • 62

    Rain Showers Likely

    • 54
    • 65

    Chance Rain Showers

    • 54
    • 70

    Mostly Cloudy

    • 54
    • 77

    Partly Sunny

Today 16 Sep Burleigh

Patchy fog in the morning. Sunny. Highs around 80. Northwest Winds around 5 Mph.

Tonight 16 Sep Burleigh

Mostly cloudy with a chance of Showers. Patchy fog. A chance of Thunderstorms after midnight. Lows in the mid 50s. Northeast Winds around 5 Mph, becoming west up to 5 Mph after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bismarck Temperature Statistics

September Temperature

Bismarck, Bismarck Municipal Airport (1.9 miles)

  • Lowest 7 September, 2025

    35.1 °F

  • Average September

    62.6 °F

  • Highest 11 September, 2025

    89.1 °F

Climate (2020–Present)

Bismarck, Bismarck Municipal Airport (1.9 miles)

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  • Average Low 2020–2025

    33.5 °F

  • Average 2020–2025

    45.2 °F

  • Average High 2020–2025

    57 °F
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