Bismarck Weather Forecast

    • 61
    • 84

    Becoming Sunny

    • 66
    • 87

    Mostly Sunny

    • 70
    • 92

    Mostly Sunny

    • 72
    • 94

    Mostly Sunny

    • 73
    • 94

    Mostly Sunny

    • 74
    • 94

    Mostly Sunny

    • 73
    • 94

    Mostly Sunny

Today 28 Aug St. Francois

Mostly sunny. Near steady temperature in the lower 80s. Northeast Winds around 5 Mph.

Tonight 28 Aug St. Francois

Mostly clear. Patchy fog after midnight. Lows in the lower 60s. Northeast Winds around 5 Mph this Evening, becoming light and variable.

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Bismarck Temperature Statistics

August Temperature

Farmington Airport (9.9 miles)

  • Lowest 24 August, 2026

    59 °F

  • Average August

    77.5 °F

  • Highest 16 August, 2026

    96.1 °F

Climate (2021–2026)

Farmington Airport (9.9 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    67.3 °F
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