Cultus Mountain Weather Forecast

    • 50
    • 56

    Chance Rain

    • 48
    • 57

    Chance Rain

    • 51
    • 64

    Mostly Sunny

    • 52
    • 66

    Mostly Sunny

    • 51
    • 64

    Partly Sunny

    • 50
    • 62

    Partly Sunny

    • 51
    • 63

    Partly Sunny

Today 14 Sep Foothills and Valleys of the North Cascades

Mostly cloudy. Areas of drizzle in the morning. Highs in the 60s. South wind to 10 Mph in the morning becoming light.

Tonight 14 Sep Foothills and Valleys of the North Cascades

Mostly cloudy. Lows near 50. Light wind becoming north to 10 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Cultus Mountain Temperature Statistics

September Temperature

Burlington/Mount Vernon, Skagit Regional Airport (13 miles)

  • Lowest 3 September, 2026

    50 °F

  • Average September

    60.4 °F

  • Highest 9 September, 2026

    75.2 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (13 miles)

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

  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.3 °F
Get WillyWeather+ to remove ads