Mandan Lake Weather Forecast

    • 65
    • 97

    Hot

    • 61
    • 90

    Becoming Sunny

    • 66
    • 90

    Chance Rain Showers

    • 65
    • 98

    Hot

    • 59
    • 89

    Mostly Sunny

    • 57
    • 82

    Partly Sunny

    • 60
    • 84

    Partly Sunny

Today 16 Jul Oliver

Mostly clear with a slight chance of Showers and Thunderstorms. North Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 16 Jul Oliver

Mostly clear. A slight chance of Showers and Thunderstorms in the evening. Lows in the mid 60s. North Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mandan Lake Temperature Statistics

July Temperature

HAZEN (18.6 miles)

  • Lowest 8 July, 2026

    51.8 °F

  • Average July

    74.3 °F

  • Highest 12 July, 2026

    104 °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

    55 °F
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