Wenas Lake Weather Forecast

    • 51
    • 74

    Mostly Sunny

    • 56
    • 77

    Sunny

    • 58
    • 83

    Mostly Sunny

    • 59
    • 83

    Partly Sunny

    • 58
    • 84

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

    • 51
    • 73

    Partly Sunny

Today 15 Sep Lower Slopes of the Eastern Washington Cascades Crest

Sunny. Highs in the lower 60s to lower 70s, except in the lower to mid 70s Valleys. Northwest wind 5 to 10 Mph with Gusts to around 20 Mph shifting to the southeast in the afternoon.

Tonight 15 Sep Lower Slopes of the Eastern Washington Cascades Crest

Mostly clear. Lows in the mid 40s to lower 50s. East wind 5 to 10 Mph in the Evening, becoming light.

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Wenas Lake Temperature Statistics

September Temperature

Ellensburg, Ellensburg Bowers Field (16.2 miles)

  • Lowest 13 September, 2025

    48 °F

  • Average September

    70.5 °F

  • Highest 3 September, 2025

    99 °F

Climate (2020–Present)

Ellensburg, Ellensburg Bowers Field (16.2 miles)

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  • Average Low 2020–2025

    40.4 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    62.9 °F
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