Umatilla National Forest Weather Forecast

    • 54
    • 77

    Areas Smoke

    • 54
    • 77

    Patchy Smoke

    • 56
    • 83

    Sunny

    • 45
    • 75

    Mostly Sunny

    • 43
    • 67

    Sunny

    • 49
    • 71

    Mostly Sunny

Today 29 Jul Southern Blue Mountains of Oregon

Sunny. Areas of smoke in the Morning, then patchy smoke in the afternoon. Highs in the upper 70s to upper 80s.

Tonight 29 Jul Southern Blue Mountains of Oregon

Mostly clear. Patchy smoke. Lows in the lower to mid 50s. Gusts up to 20 Mph in the evening.

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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

    73.4 °F

  • Highest 24 July, 2026

    98.1 °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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