Hart Lake Weather Forecast

    • 31
    • 46

    Becoming Sunny

    • 43
    • 58

    Mostly Sunny

    • 36
    • 63

    Mostly Sunny

    • 39
    • 62

    Mostly Sunny

    • 47
    • 64

    Partly Sunny

    • 48
    • 66

    Partly Sunny

Today 16 Oct Mahnomen

Sunny. Highs in the mid 40s. Northwest Winds 10 to 20 Mph. Gusts up to 30 Mph this morning.

Tonight 16 Oct Mahnomen

Clear. Lows 30 to 35. Southwest Winds around 5 Mph increasing to around 15 Mph after midnight.

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Hart Lake Temperature Statistics

October Temperature

Mahnomen County Airport (10.6 miles)

  • Lowest 2 October, 2026

    32 °F

  • Average October

    52.3 °F

  • Highest 10 October, 2026

    87.8 °F

Climate (2021–2026)

Mahnomen County Airport (10.6 miles)

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  • Average Low 2021–2026

    32.1 °F

  • Average 2021–2026

    41.7 °F

  • Average High 2021–2026

    51 °F
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