Cultus Mountain Weather Forecast

    • 44
    • 56

    Mostly Sunny

    • 53
    • 64

    Partly Sunny

    • 57
    • 71

    Mostly Sunny

    • 51
    • 65

    Mostly Cloudy

    • 46
    • 56

    Chance Rain

    • 46
    • 53

    Rain Likely

    • 45
    • 51

    Rain

Today 31 May Foothills and Valleys of the North Cascades

Sunny. Highs in the 60s to lower 70s. Northwest wind around 10 Mph.

Tonight 31 May Foothills and Valleys of the North Cascades

Clear. Lows in the lower to mid 40s. Northwest wind to 10 Mph in the evening becoming light.

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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 16 May, 2026

    42.8 °F

  • Average May

    56 °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

    43.9 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.6 °F
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