Hart Lake Weather Forecast

    • 57
    • 78

    Slight Chance Rain Showers

    • 49
    • 76

    Partly Sunny

    • 50
    • 76

    Mostly Sunny

    • 59
    • 79

    Partly Sunny

    • 60
    • 81

    Chance Rain Showers

    • 58
    • 82

    Chance Rain Showers

Today 25 Aug Mahnomen

Mostly sunny. Highs 80 to 85. West Winds 10 to 20 Mph.

Tonight 25 Aug Mahnomen

Mostly cloudy with a chance of Showers and Thunderstorms. Lows 60 to 65. South Winds around 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hart Lake Temperature Statistics

August Temperature

Mahnomen County Airport (10.6 miles)

  • Lowest 19 August, 2026

    46.8 °F

  • Average August

    67.2 °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

    51.1 °F
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