Wallowa Lake Weather Forecast

    • 36
    • 59

    Snow Showers Likely

    • 32
    • 46

    Rain/Snow Likely

    • 33
    • 46

    Rain/Snow Likely

    • 33
    • 56

    Partly Sunny

    • 37
    • 60

    Partly Sunny

    • 40
    • 67

    Mostly Sunny

    • 42
    • 70

    Mostly Sunny

Today 15 May Wallowa County

Partly cloudy. Highs in the upper 40s to mid 50s, except in the upper 50s to mid 60s Valleys. West wind 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 15 May Wallowa County

Mostly cloudy. A chance of rain Showers in the Evening, then a chance of rain and high mountain snow Showers overnight. Lows in the upper 20s to upper 30s. Northwest wind 5 to 15 Mph in the Evening, becoming light. Gusts up to 25 Mph. Chance of precipitation 20 percent.

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Wallowa Lake Temperature Statistics

May Temperature

La Grande/Union County Airport (38.5 miles)

  • Lowest 1 May, 2026

    36 °F

  • Average May

    61.4 °F

  • Highest 12 May, 2026

    91 °F

Climate (2021–Present)

La Grande/Union County Airport (38.5 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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