Imbler Weather Forecast

    • 39
    • 69

    Increasing Clouds

    • 42
    • 72

    Mostly Cloudy

    • 42
    • 75

    Mostly Sunny

    • 44
    • 78

    Chance Rain Showers

    • 44
    • 77

    Slight Chance Thunderstorms

    • 44
    • 80

    Mostly Sunny

Today 14 Sep Grande Ronde Valley

Partly cloudy in the morning then clearing. Highs around 70. Southeast wind 5 to 10 Mph in the Morning, becoming light.

Tonight 14 Sep Grande Ronde Valley

Mostly clear. Lows in the upper 30s to lower 40s. Light wind.

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Imbler Temperature Statistics

September Temperature

La Grande/Union County Airport (11.8 miles)

  • Lowest 4 September, 2026

    39 °F

  • Average September

    59.1 °F

  • Highest 10 September, 2026

    89.1 °F

Climate (2021–2026)

La Grande/Union County Airport (11.8 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    62.7 °F
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