Umatilla National Forest Weather Forecast

    • 59
    • 80

    Areas Smoke

    • 59
    • 76

    Smoke

    • 63
    • 81

    Partly Sunny

    • 61
    • 81

    Chance Rain Showers

    • 59
    • 81

    Slight Chance Thunderstorms

    • 55
    • 79

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

Today 19 Jul Southern Blue Mountains of Oregon

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

Tonight 19 Jul Southern Blue Mountains of Oregon

Mostly cloudy. Patchy smoke. Lows in the mid 50s to lower 60s.

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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

    72 °F

  • Highest 7 July, 2026

    95.5 °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 °F
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