Day Lake Weather Forecast

    • 35
    • 38

    Rain/Snow

    • 38
    • 39

    Rain/Snow

    • 40
    • 43

    Rain

    • 39
    • 42

    Rain

    • 40
    • 43

    Rain

    • 41
    • 45

    Rain

Today 3 Dec Foothills and Valleys of the North Cascades

Mostly cloudy. Patchy fog late in the morning. A slight chance of rain late in the morning. A chance of rain early in the Afternoon, then a slight chance of rain late in the afternoon. Highs in the lower to mid 40s. Light wind.

Tonight 3 Dec Foothills and Valleys of the North Cascades

Mostly cloudy. Patchy fog in the evening. A slight chance of rain in the evening. A chance of rain after Midnight, then rain likely in the morning. Rainfall Amounts less than a tenth of an inch likely. Lows near 40. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Day Lake Temperature Statistics

December Temperature

Arlington Municipal Airport (18.6 miles)

  • Lowest 1 December, 2025

    30 °F

  • Average December

    37.4 °F

  • Highest 1 December, 2025

    44.1 °F

Climate (2020–Present)

Arlington Municipal Airport (18.6 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    59.8 °F
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