Mandan Lake Weather Forecast

    • 36
    • 49

    Rain Likely

    • 40
    • 61

    Partly Sunny

    • 45
    • 70

    Partly Sunny

    • 27
    • 67

    Chance Rain/Snow

    • 21
    • 38

    Slight Chance Snow

    • 27
    • 46

    Mostly Sunny

Today 13 Apr Oliver

Cloudy. Patchy fog in the morning. Rain likely and a slight chance of Thunderstorms in the Morning, then a chance of rain in the afternoon. Much cooler. Highs in the upper 40s. East Winds 5 to 15 Mph. Chance of rain 60 percent.

Tonight 13 Apr Oliver

Cloudy. Rain likely in the Evening, then a chance of rain after midnight. Lows in the mid 30s. East Winds 5 to 10 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mandan Lake Temperature Statistics

April Temperature

HAZEN (18.6 miles)

  • Lowest 6 April, 2026

    17.6 °F

  • Average April

    35.8 °F

  • Highest 11 April, 2026

    69.8 °F

Climate (2021–Present)

HAZEN (18.6 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    43.1 °F

  • Average High 2021–2026

    54.9 °F
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