Imnaha Weather Forecast
- 61
- 84
Chance Rain Showers
- 61
- 86
Chance Rain Showers
- 61
- 92
Slight Chance Thunderstorms
- 60
- 94
Mostly Sunny
- 60
- 92
Sunny
- 61
- 94
Mostly Sunny
Today 16 Aug Wallowa County
Mostly cloudy. A chance of rain Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the mid 60s to lower 70s, except in the mid 70s to lower 80s Valleys. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.
Tonight 16 Aug Wallowa County
Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a chance of rain Showers overnight. Lows in the upper 40s to upper 50s. Chance of precipitation 40 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.
Imnaha Temperature Statistics
August Temperature
Grangeville - Idaho County Airport (42.3 miles)
Lowest 5 August, 2025
46.4 °FAverage August
67.6 °FHighest 12 August, 2025
93.2 °F
Climate (2020–Present)
Grangeville - Idaho County Airport (42.3 miles)
Average Low 2020–2025
36.5 °FAverage 2020–2025
47 °FAverage High 2020–2025
57.6 °F