Umatilla National Forest Weather Forecast

    • 52
    • 74

    Sunny

    • 54
    • 74

    Partly Sunny

    • 55
    • 75

    Partly Sunny

    • 53
    • 77

    Mostly Sunny

    • 46
    • 70

    Mostly Sunny

    • 49
    • 70

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

Today 4 Jul Southern Blue Mountains of Oregon

Sunny. Highs in the upper 70s to mid 80s.

Tonight 4 Jul Southern Blue Mountains of Oregon

Clear. Lows in the upper 40s to mid 50s. Northwest wind 5 to 15 Mph in the Evening, becoming light.

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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

    61.2 °F

  • Highest 2 July, 2026

    80.1 °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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