Bismarck Weather Forecast

    • 49
    • 72

    Rain Showers

    • 47
    • 68

    Partly Sunny

    • 48
    • 69

    Chance Rain Showers

    • 53
    • 72

    Chance Rain Showers

    • 51
    • 73

    Chance Rain Showers

    • 50
    • 71

    Slight Chance Rain Showers

Today 14 Sep Burleigh

Cloudy with Showers and a slight chance of Thunderstorms in the Morning, then sunny in the afternoon. Windy. Highs in the lower 70s. South Winds 20 to 25 Mph, becoming west 20 to 30 Mph in the afternoon.

Tonight 14 Sep Burleigh

Mostly clear. Windy. Lows in the upper 40s. West Winds 15 to 30 Mph with Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bismarck Temperature Statistics

September Temperature

Bismarck, Bismarck Municipal Airport (1.9 miles)

  • Lowest 10 September, 2026

    46.7 °F

  • Average September

    72.1 °F

  • Highest 5 September, 2026

    96.7 °F

Climate (2021–2026)

Bismarck, Bismarck Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    45.1 °F

  • Average High 2021–2026

    56.9 °F
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