Boulder Lake Weather Forecast

    • 25
    • 34

    Chance Snow Showers

    • 36
    • 45

    Partly Sunny

    • 46
    • 62

    Sunny

    • 46
    • 66

    Sunny

    • 43
    • 66

    Mostly Sunny

    • 39
    • 56

    Partly Sunny

    • 37
    • 49

    Mostly Cloudy

Today 7 May West Slopes North Cascades and Passes

Partly sunny. A chance of Showers late in the Morning, then a slight chance of Showers in the afternoon. Snow level near 3500 feet.

Tonight 7 May West Slopes North Cascades and Passes

Partly cloudy. Freezing level near 4500 feet decreasing to 3500 feet after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boulder Lake Temperature Statistics

May Temperature

Arlington Municipal Airport (39.8 miles)

  • Lowest 2 May, 2024

    33.1 °F

  • Average May

    51.1 °F

  • Highest 3 May, 2024

    69.1 °F

Climate (2019–Present)

Arlington Municipal Airport (39.8 miles)

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  • Average Low 2019–2024

    42.4 °F

  • Average 2019–2024

    50.4 °F

  • Average High 2019–2024

    59.7 °F
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