Grouse Flat State Wildlife Recreation Area Rainfall Forecast

Today 15 May
55%
Fri 16 May
55%
Sat 17 May
75%
Sun 18 May
65%
Mon 19 May
30%
Tue 20 May
20%
Wed 21 May
15%

Grouse Flat State Wildlife Recreation Area Rainfall Statistics

May Rainfall

Lewiston, Lewiston-Nez Perce County Airport (33.6 miles)

Total Rainfall 2025
4.8in
Daily Average 2025
0.04in
Wettest Day 3 January, 2025
0.7in
Wet Days 2025
45/135 (33%)
Total Rainfall April
0.6in
Daily Average April
0.02in
Wettest Day 7 April, 2025
0.4in
Wet Days April
6/30 (20%)
Total Rainfall May
0.3in
Daily Average May
0.02in
Wettest Day 11 May, 2025
0.1in
Wet Days May
4/15 (27%)

Climate (2010–Present)

Lewiston, Lewiston-Nez Perce County Airport (33.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

Annual Average 2020–2024
12.1in
Monthly Average 2020–2025
1in
Daily Average 2020–2025
0.03in
Wettest Day 20 May, 2020
1in

Get WillyWeather+ to remove ads