Falls Lake Weather Forecast

    • 19
    • 31

    Increasing Clouds

    • 21
    • 31

    Decreasing Clouds

    • 18
    • 33

    Mostly Sunny

    • 24
    • 32

    Partly Sunny

    • 24
    • 35

    Mostly Cloudy

    • 29
    • 37

    Slight Chance Snow

    • 29
    • 38

    Chance Snow

Today 17 Jan West Slopes North Cascades and Passes

Sunny. Freezing level near 1000 feet increasing to 2000 feet in the afternoon.

Tonight 17 Jan West Slopes North Cascades and Passes

Mostly clear. Freezing level near 1000 feet.

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  • Temperature Real-Time

Falls Lake Temperature Statistics

January Temperature

Arlington Municipal Airport (40.4 miles)

  • Lowest 13 January, 2025

    28 °F

  • Average January

    39.6 °F

  • Highest 9 January, 2025

    53.1 °F

Climate (2020–Present)

Arlington Municipal Airport (40.4 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    50.5 °F

  • Average High 2020–2025

    59.5 °F
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