Umatilla National Forest Weather Forecast

    • 42
    • 61

    Increasing Clouds

    • 32
    • 57

    Partly Sunny

    • 38
    • 55

    Mostly Sunny

    • 32
    • 51

    Mostly Cloudy

    • 31
    • 45

    Partly Sunny

    • 33
    • 47

    Partly Sunny

Today 16 Oct Southern Blue Mountains of Oregon

Sunny. Highs in the mid 60s to lower 70s. Southeast wind 5 to 15 Mph with Gusts to around 30 Mph.

Tonight 16 Oct Southern Blue Mountains of Oregon

Partly cloudy. Lows in the upper 30s to mid 40s. Southeast wind 5 to 15 Mph overnight. Gusts up to 30 Mph.

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  • Temperature Real-Time

Umatilla National Forest Temperature Statistics

October Temperature

Grant County Regional Airport (35.4 miles)

  • Lowest 13 October, 2026

    25.2 °F

  • Average October

    56.3 °F

  • Highest 4 October, 2026

    88.2 °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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