O'Brien Lake Weather Forecast

    • 58
    • 74

    Rain Showers Likely

    • 50
    • 76

    Mostly Cloudy

    • 54
    • 78

    Chance Thunderstorms

    • 55
    • 83

    Chance Rain Showers

    • 50
    • 75

    Chance Thunderstorms

    • 52
    • 74

    Slight Chance Thunderstorms

    • 54
    • 80

    Partly Sunny

Today 14 Aug Burleigh

Showers. Highs in the mid 70s. Temperature falling into the in the upper 60s late. East Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 14 Aug Burleigh

Mostly cloudy. Showers likely and a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows in the upper 50s. Southeast Winds 5 to 10 Mph, becoming west with Gusts up to 20 Mph after midnight. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

O'Brien Lake Temperature Statistics

August Temperature

Bismarck, Bismarck Municipal Airport (37.3 miles)

  • Lowest 5 August, 2026

    44.7 °F

  • Average August

    71.9 °F

  • Highest 2 August, 2026

    105.7 °F

Climate (2021–2026)

Bismarck, Bismarck Municipal Airport (37.3 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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