Mount Formidable Weather Forecast

    • 27
    • 36

    Snow Likely

    • 25
    • 34

    Chance Snow

    • 27
    • 32

    Snow

    • 26
    • 30

    Snow

    • 25
    • 28

    Chance Snow

    • 25
    • 29

    Chance Snow

    • 29
    • 31

    Chance Snow

Today 16 Oct Cascades of Whatcom and Skagit Counties

Mostly sunny. Freezing level near 11500 feet.

Tonight 16 Oct Cascades of Whatcom and Skagit Counties

Mostly cloudy. A slight chance of rain in the evening. A slight chance of snow. Rain likely after midnight. Snow level near 7500 feet. Rainfall Amounts a tenth to a quarter of an inch possible. No snow accumulation.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Formidable Temperature Statistics

October Temperature

Arlington Municipal Airport (52.8 miles)

  • Lowest 14 October, 2025

    28.9 °F

  • Average October

    52.4 °F

  • Highest 7 October, 2025

    73.9 °F

Climate (2020–Present)

Arlington Municipal Airport (52.8 miles)

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

  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    59.7 °F
Get WillyWeather+ to remove ads