Cultus Mountain Weather Forecast

    • 47
    • 55

    Increasing Clouds

    • 46
    • 56

    Mostly Cloudy

    • 48
    • 62

    Partly Sunny

    • 45
    • 58

    Mostly Cloudy

    • 46
    • 60

    Partly Sunny

    • 47
    • 63

    Partly Sunny

Today 7 May Foothills and Valleys of the North Cascades

Partly sunny. Highs in the 60s. Light wind.

Tonight 7 May 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

May Temperature

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

  • Lowest 1 May, 2026

    46.4 °F

  • Average May

    59.8 °F

  • Highest 4 May, 2026

    78.8 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.6 °F
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