Umatilla National Forest Weather Forecast

    • 41
    • 52

    Increasing Clouds

    • 42
    • 53

    Rain Showers

    • 36
    • 49

    Rain Showers

    • 37
    • 53

    Mostly Sunny

    • 42
    • 62

    Sunny

    • 45
    • 64

    Sunny

Today 7 Jun Southern Blue Mountains of Oregon

Partly cloudy in the morning then clearing. Highs in the upper 50s to lower 60s.

Tonight 7 Jun Southern Blue Mountains of Oregon

Mostly cloudy. 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

    39.2 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    62.2 °F
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