Weallup Lake Weather Forecast

    • 53
    • 72

    Mostly Sunny

    • 55
    • 73

    Partly Sunny

    • 55
    • 73

    Partly Sunny

    • 57
    • 77

    Mostly Sunny

    • 58
    • 80

    Partly Sunny

    • 56
    • 79

    Mostly Cloudy

Today 10 Aug Downtown Everett / Marysville Area

Mostly sunny. Patchy fog in the morning. Highs in the upper 60s to mid 70s. Light wind.

Tonight 10 Aug Downtown Everett / Marysville Area

Mostly clear. Lows in the lower to mid 50s. Northwest wind around 10 Mph becoming north to 10 Mph after midnight.

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Weallup Lake Temperature Statistics

August Temperature

Arlington Municipal Airport (7.5 miles)

  • Lowest 3 August, 2026

    46.4 °F

  • Average August

    64.7 °F

  • Highest 6 August, 2026

    84.9 °F

Climate (2021–2026)

Arlington Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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