Grass Valley Rainfall Forecast
- 50%
- 60%
- No Rain
- No Rain
- 10%
- 5%
- 10%
Grass Valley Rainfall Statistics
September Rainfall
The Dalles Municipal Airport (25.5 miles)
Total Rainfall September
0.1inDaily Average September
0.01inWettest Day 6 September, 2025
0.1inWet Days September
2/13 (15%)
Climate (2010–Present)
The Dalles Municipal Airport (25.5 miles)
Annual Average 2020–2024
11.3inMonthly Average 2020–2025
1inDaily Average 2020–2025
0.03inWettest Day 11 November, 2021
1.2in