Lake Tyee Weather Forecast

    • 57
    • 74

    Slight Chance Thunderstorms

    • 60
    • 78

    Mostly Sunny

    • 58
    • 77

    Slight Chance Thunderstorms

    • 58
    • 78

    Partly Sunny

    • 59
    • 79

    Mostly Cloudy

    • 59
    • 78

    Mostly Cloudy

    • 57
    • 74

    Mostly Cloudy

Today 12 Aug Foothills and Valleys of the North Cascades

Mostly sunny. A slight chance of Thunderstorms late in the afternoon. Highs in the 70s to lower 80s. Light wind.

Tonight 12 Aug Foothills and Valleys of the North Cascades

Partly cloudy. A chance of Showers and a slight chance of Thunderstorms in the Evening, then a slight chance of Showers late in the evening. Lows in the lower to mid 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Tyee Temperature Statistics

August Temperature

Burlington/Mount Vernon, Skagit Regional Airport (30.4 miles)

  • Lowest 3 August, 2026

    50 °F

  • Average August

    62.5 °F

  • Highest 6 August, 2026

    82.4 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (30.4 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.3 °F
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