Hart Lake Weather Forecast

    • 46
    • 61

    Becoming Sunny

    • 54
    • 77

    Mostly Sunny

    • 59
    • 87

    Mostly Sunny

    • 61
    • 90

    Mostly Sunny

    • 57
    • 83

    Slight Chance Thunderstorms

    • 55
    • 80

    Partly Sunny

Today 23 May Mahnomen

Mostly cloudy. Highs 60 to 65. West Winds 5 to 15 Mph.

Tonight 23 May Mahnomen

Mostly clear. Lows in the mid 40s. South Winds 5 to 15 Mph.

Graph Plots Open in Graphs

  • 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

    49.2 °F

  • Highest 15 May, 2026

    78.1 °F

Climate (2021–Present)

Mahnomen County Airport (10.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    32.1 °F

  • Average 2021–2026

    41.8 °F

  • Average High 2021–2026

    51.2 °F
Get WillyWeather+ to remove ads