Hart Lake Weather Forecast

    • 47
    • 74

    Mostly Sunny

    • 55
    • 77

    Partly Sunny

    • 60
    • 79

    Partly Sunny

    • 56
    • 81

    Slight Chance Rain Showers

    • 53
    • 77

    Partly Sunny

    • 56
    • 79

    Partly Sunny

Today 22 Aug Mahnomen

Sunny. Highs in the mid 70s. North Winds 5 to 15 Mph.

Tonight 22 Aug Mahnomen

Partly cloudy. Patchy fog. Lows 50 to 55. North Winds around 5 Mph.

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Hart Lake Temperature Statistics

August Temperature

Mahnomen County Airport (10.6 miles)

  • Lowest 19 August, 2026

    46.8 °F

  • Average August

    67.3 °F

  • Highest 2 August, 2026

    85.3 °F

Climate (2021–2026)

Mahnomen County Airport (10.6 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    41.8 °F

  • Average High 2021–2026

    51 °F
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