Umatilla National Forest Weather Forecast

    • 54
    • 79

    Becoming Sunny

    • 49
    • 72

    Mostly Sunny

    • 49
    • 72

    Sunny

    • 50
    • 75

    Sunny

    • 51
    • 78

    Partly Sunny

    • 54
    • 77

    Partly Sunny

    • 56
    • 77

    Partly Sunny

Today 7 Jul Southern Blue Mountains of Oregon

Sunny. Patchy smoke. Highs in the mid 80s to lower 90s.

Tonight 7 Jul Southern Blue Mountains of Oregon

Mostly clear. Patchy smoke in the evening. Lows in the 50s.

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Umatilla National Forest Temperature Statistics

July Temperature

Grant County Regional Airport (35.4 miles)

  • Lowest 1 July, 2026

    43 °F

  • Average July

    67.8 °F

  • Highest 4 July, 2026

    91.2 °F

Climate (2021–2026)

Grant County Regional Airport (35.4 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    62.1 °F
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