Ellensburg Weather Forecast

    • 64
    • 95

    Mostly Sunny

    • 60
    • 91

    Chance Rain Showers

    • 55
    • 82

    Chance Rain Showers

    • 52
    • 76

    Chance Rain Showers

    • 52
    • 75

    Chance Rain Showers

    • 52
    • 76

    Chance Rain Showers

Today 5 Sep Kittitas Valley

Sunny. Areas of smoke. Highs in the lower to mid 90s. Northeast wind 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 5 Sep Kittitas Valley

Partly cloudy. Areas of smoke. Lows in the lower 60s to lower 70s. North wind 5 to 10 Mph.

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  • Temperature Real-Time

Ellensburg Temperature Statistics

September Temperature

Ellensburg, Ellensburg Bowers Field (2.5 miles)

  • Lowest 2 September, 2025

    55 °F

  • Average September

    73.9 °F

  • Highest 2 September, 2025

    97 °F

Climate (2020–Present)

Ellensburg, Ellensburg Bowers Field (2.5 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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