Wallowa National Forest Weather Forecast

    • 41
    • 58

    Chance Rain Showers

    • 42
    • 62

    Chance Rain Showers

    • 43
    • 63

    Rain Showers Likely

    • 42
    • 59

    Chance Rain Showers

    • 46
    • 67

    Partly Sunny

    • 51
    • 72

    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 Forecast NOAA

  • Temperature Real-Time

Wallowa National Forest Temperature Statistics

September Temperature

Lewiston, Lewiston-Nez Perce County Airport (38.5 miles)

  • Lowest 2 September, 2026

    57 °F

  • Average September

    67.3 °F

  • Highest 1 September, 2026

    80.7 °F

Climate (2021–2026)

Lewiston, Lewiston-Nez Perce County Airport (38.5 miles)

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    66 °F
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