Hart Lake Weather Forecast

    • 39
    • 64

    Decreasing Clouds

    • 43
    • 61

    Mostly Cloudy

    • 54
    • 68

    Partly Sunny

    • 54
    • 77

    Partly Sunny

    • 41
    • 63

    Mostly Cloudy

    • 36
    • 52

    Chance Rain Showers

Today 7 Oct Mahnomen

Mostly sunny. Highs in the mid 60s. Northwest Winds 10 to 20 Mph.

Tonight 7 Oct Mahnomen

Mostly clear. Lows 35 to 40. West Winds up to 10 Mph. Gusts up to 20 Mph in the evening.

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Hart Lake Temperature Statistics

October Temperature

Mahnomen County Airport (10.6 miles)

  • Lowest 2 October, 2026

    32 °F

  • Average October

    51 °F

  • Highest 4 October, 2026

    64.4 °F

Climate (2021–2026)

Mahnomen County Airport (10.6 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    41.7 °F

  • Average High 2021–2026

    51 °F
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