Cultus Mountain Weather Forecast

    • 46
    • 54

    Chance Rain

    • 48
    • 53

    Rain

    • 45
    • 51

    Rain

    • 44
    • 53

    Mostly Cloudy

    • 45
    • 54

    Mostly Cloudy

    • 48
    • 54

    Chance Rain

    • 48
    • 55

    Chance Rain

Today 23 Sep Foothills and Valleys of the North Cascades

Mostly cloudy with a chance of rain. Highs in the mid to upper 60s.

Tonight 23 Sep Foothills and Valleys of the North Cascades

Mostly cloudy. Lows in the mid to upper 40s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cultus Mountain Temperature Statistics

September Temperature

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

  • Lowest 16 September, 2026

    46.4 °F

  • Average September

    59.3 °F

  • Highest 9 September, 2026

    75.2 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.3 °F
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