Wallowa Lake Weather Forecast

    • 41
    • 63

    Becoming Sunny

    • 44
    • 65

    Mostly Cloudy

    • 45
    • 70

    Partly Sunny

    • 48
    • 75

    Rain Showers Likely

    • 44
    • 68

    Chance Rain Showers

    • 44
    • 72

    Partly Sunny

    • 39
    • 63

    Chance Rain Showers

Today 31 May Wallowa County

Mostly cloudy. Highs in the mid 50s to lower 60s, except in the 60s Valleys.

Tonight 31 May Wallowa County

Partly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 25 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wallowa Lake Temperature Statistics

May Temperature

La Grande/Union County Airport (38.5 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 (38.5 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    62.9 °F
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