Cultus Mountain Weather Forecast

    • 50
    • 63

    Partly Sunny

    • 46
    • 60

    Partly Sunny

    • 47
    • 57

    Rain Likely

    • 44
    • 50

    Rain Likely

    • 45
    • 53

    Partly Sunny

    • 47
    • 55

    Partly Sunny

Today 22 May Foothills and Valleys of the North Cascades

Mostly sunny in the morning then becoming sunny. Highs in the 70s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 22 May Foothills and Valleys of the North Cascades

Partly cloudy in the evening then becoming mostly cloudy. Lows near 50. 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

    55.6 °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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