Lower Granite Lake Weather Forecast

    • 36
    • 39

    Rain

    • 37
    • 38

    Rain

    • 25
    • 38

    Rain/Snow

    • 21
    • 30

    Chance Snow

    • 24
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    Chance Snow

    • 28
    • 38

    Snow Likely

Today 18 Mar Cascades of Whatcom and Skagit Counties

Rain and snow in the Morning, then rain and snow likely in the afternoon. Snow level near 7000 feet. Rainfall Amounts a half inch to one inch possible. No snow accumulation.

Tonight 18 Mar Cascades of Whatcom and Skagit Counties

Rain and snow. Snow level near 7500 feet. Rainfall Amounts one to three Inches possible. No snow accumulation.

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Lower Granite Lake Temperature Statistics

March Temperature

Arlington Municipal Airport (44.1 miles)

  • Lowest 2 March, 2026

    27 °F

  • Average March

    43.3 °F

  • Highest 2 March, 2026

    59 °F

Climate (2021–Present)

Arlington Municipal Airport (44.1 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.9 °F
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