Hart Lake Weather Forecast

    • 70
    • 89

    Smoke

    • 61
    • 85

    Partly Sunny

    • 63
    • 83

    Mostly Sunny

    • 66
    • 87

    Chance Rain Showers

    • 59
    • 86

    Slight Chance Thunderstorms

    • 55
    • 75

    Partly Sunny

    • 58
    • 79

    Partly Sunny

Today 16 Jul Mahnomen

Sunny, smoke. Highs 85 to 90. South Winds around 10 Mph.

Tonight 16 Jul Mahnomen

Areas of smoke in the evening. Partly cloudy. Lows 65 to 70. South Winds 5 to 15 Mph.

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Hart Lake Temperature Statistics

July Temperature

Mahnomen County Airport (10.6 miles)

  • Lowest 9 July, 2026

    54.5 °F

  • Average July

    73.3 °F

  • Highest 12 July, 2026

    90.1 °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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