Hart Lake Weather Forecast

    • 45
    • 61

    Mostly Sunny

    • 49
    • 68

    Mostly Sunny

    • 46
    • 65

    Mostly Sunny

    • 41
    • 53

    Partly Sunny

    • 43
    • 59

    Mostly Sunny

    • 42
    • 58

    Mostly Sunny

    • 41
    • 54

    Mostly Sunny

Today 5 Jul Western Chelan County

Sunny. Highs in the upper 70s to upper 80s.

Tonight 5 Jul Western Chelan County

Mostly clear. Lows in the lower 50s to lower 60s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Hart Lake Temperature Statistics

July Temperature

Arlington Municipal Airport (59.7 miles)

  • Lowest 2 July, 2026

    48.9 °F

  • Average July

    59.6 °F

  • Highest 3 July, 2026

    73 °F

Climate (2021–2026)

Arlington Municipal Airport (59.7 miles)

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

  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
Get WillyWeather+ to remove ads