Round Lake Weather Forecast

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    • 44

    Mostly Cloudy

    • 31
    • 39

    Rain/Snow

    • 34
    • 36

    Rain/Snow

    • 38
    • 44

    Mostly Cloudy

    • 39
    • 43

    Rain Likely

    • 38
    • 44

    Rain/Snow Likely

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    • 45

    Rain/Snow Likely

Today 4 Jun Cascades of Snohomish and Northern King Counties

Mostly cloudy until late afternoon then becoming mostly sunny. A chance of Showers in the morning. Snow level near 6000 feet. Afternoon pass Temperatures in the lower 50s. West wind in the Passes around 10 Mph with Gusts to 20 Mph.

Tonight 4 Jun Cascades of Snohomish and Northern King Counties

Partly cloudy in the evening then becoming mostly cloudy. Freezing level near 7500 feet. Lows in the upper 30s. West wind in the Passes around 10 Mph with Gusts to 20 Mph in the evening becoming light.

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Round Lake Temperature Statistics

June Temperature

Arlington Municipal Airport (39.1 miles)

  • Lowest 1 June, 2026

    39.9 °F

  • Average June

    62.6 °F

  • Highest 2 June, 2026

    82.9 °F

Climate (2021–Present)

Arlington Municipal Airport (39.1 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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