Umatilla National Forest Weather Forecast

    • 35
    • 41

    Rain/Snow

    • 29
    • 39

    Rain/Snow

    • 24
    • 33

    Slight Chance Snow

    • 29
    • 41

    Mostly Sunny

    • 28
    • 42

    Partly Sunny

    • 27
    • 40

    Partly Sunny

Today 23 Feb Southern Blue Mountains of Oregon

Mostly cloudy with a 50 percent chance of rain. Highs in the mid 40s to lower 50s. South wind 5 to 15 Mph with Gusts to around 30 Mph. Rainfall Amounts less than a tenth of an inch.

Tonight 23 Feb Southern Blue Mountains of Oregon

Rain and high mountain snow. Little or no high mountain snow accumulation. Lows in the 30s. Gusts up to 20 Mph in the evening. Chance of precipitation near 100 percent.

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Umatilla National Forest Temperature Statistics

February Temperature

Grant County Regional Airport (35.4 miles)

  • Lowest 19 February, 2026

    16.5 °F

  • Average February

    38.2 °F

  • Highest 4 February, 2026

    66.6 °F

Climate (2021–Present)

Grant County Regional Airport (35.4 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    62.3 °F
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