Idaho County Airport Weather Forecast
- 57
- 93
Slight Chance Thunderstorms
- 57
- 94
Partly Sunny
- 52
- 85
Partly Sunny
- 50
- 79
Mostly Sunny
- 44
- 76
Chance Rain
- 45
- 75
Mostly Sunny
Today 25 Aug Orofino/Grangeville Region
Mostly sunny. Hot. Highs 88 to 101.
Tonight 25 Aug Orofino/Grangeville Region
Mostly cloudy in the evening then clearing. Lows in the mid 50s to lower 60s.
Idaho County Airport Temperature Statistics
August Temperature
Grangeville - Idaho County Airport (0 miles)
Lowest 4 August, 2026
42.8 °FAverage August
69.9 °FHighest 21 August, 2026
96.8 °F
Climate (2021–2026)
Grangeville - Idaho County Airport (0 miles)
Average Low 2021–2026
37 °FAverage 2021–2026
47.4 °FAverage High 2021–2026
57.9 °F