Lake Janus Weather Forecast

    • 47
    • 70

    Sunny

    • 46
    • 69

    Mostly Sunny

    • 42
    • 64

    Partly Sunny

    • 40
    • 60

    Partly Sunny

    • 38
    • 54

    Mostly Cloudy

    • 41
    • 57

    Partly Sunny

    • 43
    • 65

    Partly Sunny

Today 4 May Cascades of Snohomish and Northern King Counties

Sunny. Freezing level near 11000 feet. Afternoon pass Temperatures in the upper 60s. Light wind becoming west around 10 Mph in the afternoon.

Tonight 4 May Cascades of Snohomish and Northern King Counties

Mostly clear. Freezing level near 11000 feet. Lows in the mid 40s. Light wind.

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Lake Janus Temperature Statistics

May Temperature

Stampede Pass (39.8 miles)

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  • Average May

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Climate (2021–Present)

Stampede Pass (39.8 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    41.6 °F

  • Average High 2021–2026

    48.3 °F
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