Lake Tyee Weather Forecast

    • 57
    • 81

    Mostly Sunny

    • 54
    • 74

    Mostly Sunny

    • 56
    • 71

    Mostly Sunny

    • 54
    • 74

    Partly Sunny

    • 54
    • 67

    Chance Rain

    • 52
    • 60

    Chance Rain

Today 16 Sep Foothills and Valleys of the North Cascades

Sunny. Areas of smoke late in the afternoon. Highs in the 80s to lower 90s. Light wind becoming southeast to 10 Mph in the afternoon.

Tonight 16 Sep Foothills and Valleys of the North Cascades

Clear. Areas of smoke. Lows in the mid 50s to lower 60s. East wind 10 to 15 Mph with Gusts to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Tyee Temperature Statistics

September Temperature

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

  • Lowest 1 September, 2025

    51.8 °F

  • Average September

    61.3 °F

  • Highest 3 September, 2025

    78.8 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    59.7 °F
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