Weallup Lake Weather Forecast

    • 54
    • 76

    Decreasing Clouds

    • 56
    • 77

    Partly Sunny

    • 57
    • 77

    Mostly Cloudy

    • 56
    • 71

    Chance Rain

    • 54
    • 72

    Partly Sunny

    • 54
    • 73

    Partly Sunny

Today 19 Aug Downtown Everett / Marysville Area

Mostly sunny. Patchy fog in the morning. Highs in the 70s to lower 80s. South wind around 10 Mph becoming west to 10 Mph in the afternoon.

Tonight 19 Aug Downtown Everett / Marysville Area

Partly cloudy. Lows in the 50s. Northwest wind to 10 Mph.

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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 °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

    42.5 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.8 °F
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