Banks Lake Weather Forecast

    • 64
    • 85

    Mostly Sunny

    • 68
    • 88

    Sunny

    • 58
    • 84

    Blowing Dust

    • 60
    • 78

    Mostly Sunny

    • 63
    • 81

    Mostly Sunny

    • 66
    • 85

    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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Banks Lake Temperature Statistics

July Temperature

Ephrata, Ephrata Municipal Airport (36.7 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 (36.7 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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