Mandan Lake Weather Forecast

    • 36
    • 77

    Breezy

    • 23
    • 51

    Breezy

    • 25
    • 49

    Partly Sunny

    • 24
    • 45

    Mostly Cloudy

    • 30
    • 49

    Chance Rain Showers

    • 24
    • 49

    Slight Chance Rain Showers

    • 24
    • 47

    Partly Sunny

Today 23 Oct Oliver

Mostly sunny. Highs in the mid 70s. Southeast Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 23 Oct Oliver

Mostly clear. Windy, Colder. Lows in the mid 30s. South Winds 10 to 20 Mph with Gusts up to 30 Mph, increasing to west 25 to 30 Mph with Gusts up to 45 Mph after midnight.

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Mandan Lake Temperature Statistics

October Temperature

HAZEN (18.6 miles)

  • Lowest 16 October, 2026

    23 °F

  • Average October

    51.6 °F

  • Highest 5 October, 2026

    84.2 °F

Climate (2021–2026)

HAZEN (18.6 miles)

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  • Average Low 2021–2026

    30.4 °F

  • Average 2021–2026

    43.1 °F

  • Average High 2021–2026

    54.9 °F
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