Umatilla National Forest Weather Forecast

    • 41
    • 61

    Sunny

    • 38
    • 61

    Partly Sunny

    • 32
    • 49

    Partly Sunny

    • 40
    • 54

    Partly Sunny

    • 42
    • 54

    Chance Rain Showers

    • 39
    • 53

    Rain Showers Likely

Today 4 Jun Southern Blue Mountains of Oregon

Sunny. Highs in the mid 60s to lower 70s. Gusts up to 20 Mph in the afternoon.

Tonight 4 Jun Southern Blue Mountains of Oregon

Mostly clear. Lows in the upper 30s to mid 40s.

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Umatilla National Forest Temperature Statistics

June Temperature

Grant County Regional Airport (35.4 miles)

  • Lowest 1 June, 2026

    37.6 °F

  • Average June

    61.4 °F

  • Highest 2 June, 2026

    81 °F

Climate (2021–Present)

Grant County Regional Airport (35.4 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    62.2 °F
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