Mahnomen Weather Forecast

    • 55
    • 81

    Chance Rain Showers

    • 54
    • 78

    Partly Sunny

    • 58
    • 77

    Rain Showers Likely

    • 53
    • 76

    Slight Chance Rain Showers

    • 50
    • 74

    Mostly Sunny

    • 56
    • 79

    Chance Rain Showers

Today 12 Aug Mahnomen

Partly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs 80 to 85. East Winds around 5 Mph shifting to the north this afternoon. Chance of rain 20 percent.

Tonight 12 Aug Mahnomen

A slight chance of Thunderstorms in the evening. Mostly cloudy with a chance of Showers. Lows in the mid 50s. Northeast Winds up to 10 Mph. Chance of rain 40 percent.

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Mahnomen Temperature Statistics

August Temperature

Mahnomen County Airport (3.7 miles)

  • Lowest 5 August, 2026

    48.6 °F

  • Average August

    67 °F

  • Highest 2 August, 2026

    85.3 °F

Climate (2021–2026)

Mahnomen County Airport (3.7 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    41.8 °F

  • Average High 2021–2026

    51.1 °F
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