Thunder Lake Weather Forecast

    • 21
    • 35

    Mostly Sunny

    • 22
    • 36

    Becoming Sunny

    • 19
    • 37

    Sunny

    • 24
    • 38

    Partly Sunny

    • 24
    • 40

    Partly Sunny

    • 29
    • 43

    Chance Rain

    • 30
    • 44

    Chance Rain

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 Forecast NOAA

  • Temperature Real-Time

Thunder Lake Temperature Statistics

January Temperature

Arlington Municipal Airport (60.3 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 (60.3 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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