Brook Lake Weather Forecast

    • 57
    • 90

    Mostly Sunny

    • 61
    • 93

    Sunny

    • 52
    • 90

    Blowing Dust

    • 53
    • 81

    Sunny

    • 57
    • 85

    Sunny

    • 59
    • 90

    Mostly Sunny

Today 30 Jul Upper Columbia Basin

Sunny. Highs in the upper 80s to lower 90s. South wind 5 to 15 Mph.

Tonight 30 Jul Upper Columbia Basin

Mostly clear. Lows in the mid 50s to lower 60s. Southwest wind 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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Brook Lake Temperature Statistics

July Temperature

Ephrata, Ephrata Municipal Airport (14.9 miles)

  • Lowest 18 July, 2026

    51.7 °F

  • Average July

    77.1 °F

  • Highest 22 July, 2026

    102.7 °F

Climate (2021–2026)

Ephrata, Ephrata Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    63.9 °F
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