Umatilla National Wildlife Refuge Weather Forecast

    • 62
    • 84

    Areas Smoke

    • 59
    • 83

    Sunny

    • 59
    • 83

    Sunny

    • 60
    • 85

    Mostly Sunny

    • 62
    • 89

    Sunny

    • 56
    • 85

    Breezy

Today 27 Jul Lower Columbia Basin of Oregon

Sunny. Patchy smoke in the Morning, then Areas of smoke in the afternoon. Highs in the upper 80s to lower 90s. West wind 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 27 Jul Lower Columbia Basin of Oregon

Clear. Patchy smoke in the evening. Lows in the lower 60s. West wind 5 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Real-Time

Umatilla National Wildlife Refuge Temperature Statistics

July Temperature

Hermiston, Hermiston Municipal Airport (16.2 miles)

  • Lowest 5 July, 2026

    51.7 °F

  • Average July

    77.1 °F

  • Highest 15 July, 2026

    102.7 °F

Climate (2021–2026)

Hermiston, Hermiston Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    67.6 °F
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