Monogram Lake Weather Forecast

    • 33
    • 43

    Sunny

    • 31
    • 43

    Mostly Sunny

    • 30
    • 40

    Partly Sunny

    • 27
    • 39

    Mostly Cloudy

    • 27
    • 33

    Snow Likely

    • 20
    • 30

    Snow Likely

Today 18 Jan Cascades of Whatcom and Skagit Counties

Sunny. Freezing level near 10500 feet.

Tonight 18 Jan Cascades of Whatcom and Skagit Counties

Clear. Freezing level near 9500 feet.

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Monogram Lake Temperature Statistics

January Temperature

Arlington Municipal Airport (48.5 miles)

  • Lowest 1 January, 2026

    26.6 °F

  • Average January

    44.4 °F

  • Highest 13 January, 2026

    57.9 °F

Climate (2021–Present)

Arlington Municipal Airport (48.5 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.8 °F
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