Grouse Flat State Wildlife Recreation Area Weather Forecast
- 44
- 68
Rain Likely
- 31
- 49
Rain Likely
- 37
- 50
Partly Sunny
- 40
- 54
Mostly Cloudy
- 39
- 55
Chance Rain/Snow
- 30
- 48
Chance Rain/Snow
- 30
- 44
Mostly Sunny
Today 20 Mar Northeast Blue Mountains
Mostly sunny. Highs in the mid 60s to lower 70s. Southwest wind 5 to 15 Mph with Gusts up to 30 Mph, except southwest 10 to 20 Mph with Gusts up to 35 Mph in the Mountains.
Tonight 20 Mar Northeast Blue Mountains
Mostly cloudy. Rain likely overnight. Lows in the 40s. West wind 5 to 15 Mph with Gusts up to 35 Mph, except west 5 to 15 Mph in the Mountains. In the Mountains, Gusts up to 40 Mph decreasing to 30 Mph overnight. Chance of precipitation 70 percent. Rainfall Amounts less than a tenth of an inch.
Grouse Flat State Wildlife Recreation Area Temperature Statistics
March Temperature
Lewiston, Lewiston-Nez Perce County Airport (33.6 miles)
Lowest 10 March, 2026
29.6 °FAverage March
46 °FHighest 8 March, 2026
66 °F
Climate (2021–Present)
Lewiston, Lewiston-Nez Perce County Airport (33.6 miles)
Average Low 2021–2026
45.8 °FAverage 2021–2026
55.8 °FAverage High 2021–2026
66.1 °F