Mahnomen Weather Forecast

    • 36
    • 54

    Chance Rain Showers

    • 36
    • 57

    Partly Sunny

    • 45
    • 63

    Mostly Sunny

    • 55
    • 73

    Partly Sunny

    • 49
    • 73

    Partly Sunny

    • 48
    • 69

    Partly Sunny

Today 5 Sep Mahnomen

Mostly cloudy with a 20 percent chance of Showers. Highs in the mid 50s. Breezy. Northwest Winds 15 to 25 Mph.

Tonight 5 Sep Mahnomen

Mostly cloudy. Lows in the mid 30s. Northwest Winds 5 to 15 Mph.

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Mahnomen Temperature Statistics

September Temperature

Mahnomen County Airport (3.7 miles)

  • Lowest 3 September, 2025

    42.1 °F

  • Average September

    59.5 °F

  • Highest 1 September, 2025

    76.3 °F

Climate (2020–Present)

Mahnomen County Airport (3.7 miles)

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  • Average Low 2020–2025

    32.1 °F

  • Average 2020–2025

    41.8 °F

  • Average High 2020–2025

    51.1 °F
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