Munnwyler Lake Weather Forecast

    • 66
    • 85

    Increasing Clouds

    • 68
    • 86

    Chance Thunderstorms

    • 66
    • 84

    Rain Showers Likely

    • 69
    • 83

    Rain Showers Likely

    • 61
    • 84

    Mostly Sunny

    • 54
    • 79

    Partly Sunny

    • 56
    • 77

    Partly Sunny

Today 4 Sep Big Stone

Mostly sunny. Near steady temperature in the lower 80s. Northeast Winds around 5 Mph.

Tonight 4 Sep Big Stone

Partly cloudy. Lows in the mid 60s. East Winds 5 to 10 Mph.

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Munnwyler Lake Temperature Statistics

September Temperature

Ortonville, Ortonville Muncipal-Martinson Field Airport (6.2 miles)

  • Lowest 1 September, 2026

    55.4 °F

  • Average September

    70.8 °F

  • Highest 2 September, 2026

    84.2 °F

Climate (2021–2026)

Ortonville, Ortonville Muncipal-Martinson Field Airport (6.2 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    55.1 °F
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