Imbler Weather Forecast

    • 36
    • 65

    Mostly Sunny

    • 39
    • 68

    Mostly Sunny

    • 42
    • 73

    Mostly Sunny

    • 44
    • 78

    Partly Sunny

    • 44
    • 77

    Chance Rain Showers

    • 42
    • 74

    Mostly Sunny

    • 44
    • 79

    Partly Sunny

Today 30 May Grande Ronde Valley

Sunny. Highs in the mid 60s. Northwest wind 5 to 15 Mph.

Tonight 30 May Grande Ronde Valley

Partly cloudy. Lows in the mid to upper 30s. Northwest wind 5 to 15 Mph in the Evening, becoming light.

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Imbler Temperature Statistics

May Temperature

La Grande/Union County Airport (11.8 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 (11.8 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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