Umpleby Ranch Airport Weather Forecast

    • 33
    • 64

    Partly Sunny

    • 36
    • 66

    Partly Sunny

    • 40
    • 70

    Partly Sunny

    • 43
    • 76

    Mostly Sunny

    • 41
    • 74

    Partly Sunny

    • 40
    • 72

    Mostly Sunny

Today 30 May Southern Blue Mountains of Oregon

Sunny. Highs in the mid 50s to lower 60s.

Tonight 30 May Southern Blue Mountains of Oregon

Mostly clear. Lows in the 30s. Northwest wind 5 to 15 Mph with Gusts to around 25 Mph in the Evening, becoming light.

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Umpleby Ranch Airport Temperature Statistics

May Temperature

La Grande/Union County Airport (16.2 miles)

  • Lowest 19 May, 2026

    33.1 °F

  • Average May

    58.3 °F

  • Highest 12 May, 2026

    91 °F

Climate (2021–Present)

La Grande/Union County Airport (16.2 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    62.9 °F
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