Stimson Hill Weather Forecast

    • 50
    • 65

    Chance Rain Showers

    • 55
    • 75

    Patchy Smoke

    • 54
    • 82

    Partly Sunny

    • 51
    • 68

    Partly Sunny

    • 49
    • 64

    Partly Sunny

    • 49
    • 64

    Partly Sunny

Today 23 Aug Foothills and Valleys of the North Cascades

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms in the Morning, then mostly cloudy with a chance of Showers early in the afternoon. Partly sunny late in the afternoon. Highs in the 70s. South wind around 10 Mph. Gusts to 20 Mph in the morning.

Tonight 23 Aug Foothills and Valleys of the North Cascades

Mostly clear. Lows in the lower 50s. Northwest wind around 10 Mph becoming north after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Stimson Hill Temperature Statistics

August Temperature

Arlington Municipal Airport (9.9 miles)

  • Lowest 3 August, 2026

    46.4 °F

  • Average August

    64.7 °F

  • Highest 6 August, 2026

    84.9 °F

Climate (2021–2026)

Arlington Municipal Airport (9.9 miles)

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

  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
Get WillyWeather+ to remove ads