Buttermilk Slough Rainfall Forecast
- 45%
- 15%
- 5%
- 5%
- 10%
- 25%
- 40%
Buttermilk Slough Rainfall Statistics
October Rainfall
Ontario Municipal Airport (13 miles)
Total Rainfall October
0.3 inDaily Average October
0.01 inWettest Day 23 October, 2026
0.3 inWet Days October
2/26 (8%)
Climate (2021–2025)
Ontario Municipal Airport (13 miles)
Annual Average 2021–2025
10.3 inMonthly Average 2021–2026
0.9 inDaily Average 2021–2026
0.03 inWettest Day 21 August, 2023
1.5 in