Imnaha Weather Forecast

    • 46
    • 70

    Chance Rain Showers

    • 47
    • 74

    Chance Rain Showers

    • 49
    • 75

    Rain Showers

    • 47
    • 70

    Rain Showers Likely

    • 50
    • 79

    Partly Sunny

    • 54
    • 83

    Partly Sunny

Today 4 Sep Wallowa County

Mostly cloudy in the Morning, becoming partly cloudy. A 20 percent chance of rain Showers. Highs in the 50s, except in the 60s Valleys. Rainfall Amounts less than a tenth of an inch.

Tonight 4 Sep Wallowa County

Partly cloudy. Lows in the mid 30s to mid 40s.

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  • Temperature Real-Time

Imnaha Temperature Statistics

September Temperature

Grangeville - Idaho County Airport (42.3 miles)

  • Lowest 1 September, 2026

    48.2 °F

  • Average September

    62 °F

  • Highest 1 September, 2026

    82.4 °F

Climate (2021–2026)

Grangeville - Idaho County Airport (42.3 miles)

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  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    57.9 °F
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