Mandan Lake Weather Forecast

    • 37
    • 54

    Slight Chance Rain Showers

    • 47
    • 55

    Slight Chance Rain Showers

    • 48
    • 63

    Mostly Cloudy

    • 36
    • 57

    Rain Showers

    • 32
    • 52

    Partly Sunny

    • 27
    • 53

    Partly Sunny

    • 27
    • 50

    Partly Sunny

Today 30 Oct Oliver

Partly sunny. Highs in the mid 50s. East Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 30 Oct Oliver

Mostly cloudy with a 20 percent chance of Showers. Patchy fog after midnight. Lows in the upper 30s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mandan Lake Temperature Statistics

October Temperature

HAZEN (18.6 miles)

  • Lowest 25 October, 2026

    17.6 °F

  • Average October

    50 °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

    43.2 °F

  • Average High 2021–2026

    54.9 °F
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