Big Lake Weather Forecast

    • 47
    • 77

    Decreasing Clouds

    • 45
    • 82

    Chance Rain Showers

    • 41
    • 65

    Partly Sunny

    • 48
    • 75

    Partly Sunny

    • 53
    • 82

    Mostly Sunny

    • 48
    • 80

    Mostly Sunny

Today 24 May Lower Slopes of the Eastern Washington Cascades Crest

Partly cloudy in the Morning, becoming sunny. Highs in the mid 60s to mid 70s, except in the mid 70s to lower 80s Valleys. Light Wind, becoming southeast 5 to 10 Mph in the afternoon.

Tonight 24 May Lower Slopes of the Eastern Washington Cascades Crest

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

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Big Lake Temperature Statistics

May Temperature

Ellensburg, Ellensburg Bowers Field (15.5 miles)

  • Lowest 6 May, 2025

    32.6 °F

  • Average May

    56.1 °F

  • Highest 2 May, 2025

    83.6 °F

Climate (2020–Present)

Ellensburg, Ellensburg Bowers Field (15.5 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    62.6 °F
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