Lake Umatilla Weather Forecast

    • 52
    • 80

    Mostly Sunny

    • 53
    • 83

    Mostly Sunny

    • 60
    • 85

    Sunny

    • 61
    • 90

    Mostly Sunny

    • 67
    • 96

    Partly Sunny

    • 63
    • 100

    Hot

Today 11 Jun Lower Columbia Basin of Washington

Sunny. Highs in the upper 70s to lower 80s. Light Wind, becoming southwest 5 to 10 Mph in the afternoon.

Tonight 11 Jun Lower Columbia Basin of Washington

Mostly clear. Lows in the upper 40s to lower 50s. Southwest wind 5 to 10 Mph.

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  • Temperature Real-Time

Lake Umatilla Temperature Statistics

June Temperature

Hermiston, Hermiston Municipal Airport (16.8 miles)

  • Lowest 1 June, 2026

    41.6 °F

  • Average June

    63.6 °F

  • Highest 2 June, 2026

    85.6 °F

Climate (2021–Present)

Hermiston, Hermiston Municipal Airport (16.8 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    67.7 °F
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