Umatilla National Forest Weather Forecast

    • 44
    • 66

    Sunny

    • 48
    • 69

    Mostly Sunny

    • 55
    • 74

    Partly Sunny

    • 47
    • 74

    Sunny

    • 47
    • 70

    Sunny

    • 49
    • 73

    Mostly Sunny

Today 13 Jun Southern Blue Mountains of Oregon

Sunny. Highs in the 70s. North wind 5 to 15 Mph with Gusts to around 25 Mph in the afternoon.

Tonight 13 Jun Southern Blue Mountains of Oregon

Clear. Lows in the lower 40s to lower 50s. North wind 5 to 15 Mph with Gusts to around 30 Mph in the Evening, becoming light.

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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

    57.9 °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

    39.2 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    62.2 °F
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