Umatilla National Forest Weather Forecast

    • 51
    • 77

    Smoke

    • 51
    • 76

    Areas Smoke

    • 50
    • 75

    Sunny

    • 52
    • 76

    Sunny

    • 54
    • 78

    Mostly Sunny

    • 55
    • 81

    Mostly Sunny

Today 26 Jul Southern Blue Mountains of Oregon

Sunny. Smoke in the Morning, then Areas of smoke in the afternoon. Highs in the 80s. Gusts up to 20 Mph in the afternoon.

Tonight 26 Jul Southern Blue Mountains of Oregon

Mostly clear. Areas of smoke in the Evening, then patchy smoke overnight. Lows in the upper 40s to mid 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

    73.2 °F

  • Highest 23 July, 2026

    97.2 °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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