Hart Lake Weather Forecast

    • 40
    • 54

    Rain Showers

    • 35
    • 52

    Rain Showers

    • 31
    • 45

    Chance Rain Showers

    • 40
    • 59

    Partly Sunny

    • 44
    • 65

    Chance Rain Showers

    • 46
    • 66

    Slight Chance Thunderstorms

Today 17 May Mahnomen

Mostly cloudy. A slight chance of Showers this Morning, then a chance of Showers this afternoon. Highs in the mid 50s. Breezy. East Winds 15 to 25 Mph. Chance of rain 50 percent.

Tonight 17 May Mahnomen

Cloudy. Showers, mainly in the evening. Lows 40 to 45. Northeast Winds 10 to 20 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hart Lake Temperature Statistics

May Temperature

Mahnomen County Airport (10.6 miles)

  • Lowest 1 May, 2026

    25.2 °F

  • Average May

    49.4 °F

  • Highest 15 May, 2026

    78.1 °F

Climate (2021–Present)

Mahnomen County Airport (10.6 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    41.9 °F

  • Average High 2021–2026

    51.2 °F
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