Umatilla National Forest Weather Forecast

    • 32
    • 40

    Rain/Snow

    • 27
    • 36

    Chance Snow

    • 24
    • 32

    Partly Sunny

    • 27
    • 32

    Snow Likely

    • 27
    • 33

    Chance Snow

    • 25
    • 32

    Mostly Cloudy

Today 15 Nov Southern Blue Mountains of Oregon

Rain. Highs in the lower 40s to lower 50s. South wind 5 to 15 Mph with Gusts to around 30 Mph. Chance of precipitation near 100 percent. Rainfall Amounts less than a quarter of an inch.

Tonight 15 Nov Southern Blue Mountains of Oregon

Rain and high mountain snow in the Evening, then a chance of rain and high mountain snow overnight. Patchy fog overnight. No high mountain snow accumulation. Lows in the lower to mid 30s. Chance of precipitation near 100 percent.

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Umatilla National Forest Temperature Statistics

November Temperature

Grant County Regional Airport (35.4 miles)

  • Lowest 2 November, 2026

    26.2 °F

  • Average November

    47.6 °F

  • Highest 11 November, 2026

    70 °F

Climate (2021–2026)

Grant County Regional Airport (35.4 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    62.2 °F
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