Weallup Lake Weather Forecast

    • 46
    • 53

    Slight Chance Rain

    • 47
    • 55

    Rain

    • 49
    • 54

    Rain

    • 45
    • 58

    Rain

    • 38
    • 52

    Rain

    • 39
    • 46

    Rain

    • 39
    • 48

    Rain

Today 12 Dec Downtown Everett / Marysville Area

Cloudy with a chance of rain. Highs in the 50s. Light wind.

Tonight 12 Dec Downtown Everett / Marysville Area

Mostly cloudy with a slight chance of rain. Lows in the mid 40s to lower 50s. Light wind becoming southeast to 10 Mph after midnight.

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Weallup Lake Temperature Statistics

December Temperature

Arlington Municipal Airport (7.5 miles)

  • Lowest 1 December, 2025

    30 °F

  • Average December

    46 °F

  • Highest 8 December, 2025

    57 °F

Climate (2020–Present)

Arlington Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    59.8 °F
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