General Sibley Park Weather Forecast

    • 55
    • 81

    Chance Rain Showers

    • 56
    • 80

    Increasing Clouds

    • 54
    • 74

    Chance Rain Showers

    • 52
    • 65

    Chance Thunderstorms

    • 54
    • 65

    Chance Rain Showers

    • 53
    • 70

    Mostly Cloudy

    • 53
    • 77

    Partly Sunny

Today 15 Sep Burleigh

Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 70s. Southwest Winds 5 to 15 Mph. Chance of rain 20 percent.

Tonight 15 Sep Burleigh

Mostly clear with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy with a chance of Showers after midnight. Patchy fog. Lows in the mid 50s. Southwest Winds around 5 Mph, becoming northwest up to 5 Mph after midnight. Chance of rain 30 percent.

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General Sibley Park Temperature Statistics

September Temperature

Bismarck, Bismarck Municipal Airport (2.5 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 (2.5 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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