Smith Mountain Ranch Weather Forecast

    • 33
    • 49

    Slight Chance Thunderstorms

    • 35
    • 58

    Chance Rain Showers

    • 39
    • 62

    Partly Sunny

    • 41
    • 65

    Partly Sunny

    • 42
    • 69

    Partly Sunny

    • 43
    • 70

    Partly Sunny

    • 43
    • 72

    Partly Sunny

Today 17 May Northern Blue Mountains of Oregon

Mostly cloudy with a 20 percent chance of Showers and Thunderstorms. Snow level 5000 feet. Highs in the upper 40s to mid 50s.

Tonight 17 May Northern Blue Mountains of Oregon

Mostly clear. Lows in the lower to mid 30s. Gusts up to 20 Mph in the evening.

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Smith Mountain Ranch Temperature Statistics

May Temperature

La Grande/Union County Airport (29.8 miles)

  • Lowest 1 May, 2026

    36 °F

  • Average May

    60.2 °F

  • Highest 12 May, 2026

    91 °F

Climate (2021–Present)

La Grande/Union County Airport (29.8 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    62.8 °F
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