Umatilla National Forest Weather Forecast

    • 45
    • 73

    Sunny

    • 46
    • 68

    Sunny

    • 52
    • 74

    Partly Sunny

    • 54
    • 76

    Mostly Cloudy

    • 45
    • 69

    Mostly Sunny

    • 46
    • 68

    Mostly Sunny

Today 16 Jun Southern Blue Mountains of Oregon

Sunny. Highs in the upper 70s to mid 80s. West wind 5 to 15 Mph with Gusts to around 35 Mph.

Tonight 16 Jun Southern Blue Mountains of Oregon

Clear. Lows in the mid 40s to lower 50s. Breezy. Northwest wind 10 to 20 Mph in the Evening, becoming light. Gusts up to 35 Mph.

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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

    59.4 °F

  • Highest 14 June, 2026

    83.1 °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

    62.2 °F
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