Umatilla National Wildlife Refuge Weather Forecast

    • 55
    • 81

    Increasing Clouds

    • 55
    • 82

    Mostly Sunny

    • 59
    • 82

    Mostly Sunny

    • 54
    • 82

    Mostly Sunny

    • 56
    • 80

    Partly Sunny

    • 52
    • 71

    Breezy

    • 52
    • 68

    Chance Rain Showers

Today 15 Jun Lower Columbia Basin of Oregon

Partly cloudy in the morning then clearing. Highs in the mid 80s. West wind 5 to 15 Mph.

Tonight 15 Jun Lower Columbia Basin of Oregon

Mostly clear in the Evening, becoming mostly cloudy. Lows in the mid to upper 50s. Southwest wind 5 to 10 Mph.

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Umatilla National Wildlife Refuge Temperature Statistics

June Temperature

Hermiston, Hermiston Municipal Airport (16.2 miles)

  • Lowest 2 June, 2025

    40.6 °F

  • Average June

    71.8 °F

  • Highest 9 June, 2025

    104.6 °F

Climate (2020–Present)

Hermiston, Hermiston Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    67.5 °F
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