Wanapum Recreation Area Weather Forecast

    • 61
    • 79

    Rain Showers Likely

    • 65
    • 86

    Chance Rain Showers

    • 67
    • 93

    Sunny

    • 65
    • 94

    Sunny

    • 62
    • 91

    Mostly Sunny

    • 63
    • 90

    Mostly Sunny

    • 64
    • 91

    Mostly Sunny

Today 21 Jul Kittitas Valley

Mostly cloudy. A chance of rain Showers in the Morning, then rain Showers likely and a chance of Thunderstorms in the afternoon. Highs in the mid to upper 70s. Northwest wind 5 to 10 Mph. Chance of precipitation 70 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 21 Jul Kittitas Valley

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Lows in the mid 50s to lower 60s. Northwest wind 5 to 10 Mph. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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Wanapum Recreation Area Temperature Statistics

July Temperature

Ellensburg, Ellensburg Bowers Field (26.1 miles)

  • Lowest 11 July, 2025

    51.7 °F

  • Average July

    75.4 °F

  • Highest 13 July, 2025

    101.6 °F

Climate (2020–Present)

Ellensburg, Ellensburg Bowers Field (26.1 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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