Lake Billy Chinook Rainfall Forecast
- 50%
- 5%
- 5%
- 10%
- 10%
- 40%
- 65%
Lake Billy Chinook Rainfall Statistics
October Rainfall
Redmond Roberts Field (24.2 miles)
Total Rainfall October
0.3inDaily Average October
0.02inWettest Day 10 October, 2025
0.2inWet Days October
5/13 (38%)
Climate (2010–Present)
Redmond Roberts Field (24.2 miles)
Annual Average 2020–2024
6.8inMonthly Average 2020–2025
0.6inDaily Average 2020–2025
0.02inWettest Day 11 December, 2022
1.1in