San Joaquin River - West Island Rainfall Forecast
- 95%
- 50%
- 15%
- No Rain
- No Rain
- No Rain
- 15%
San Joaquin River - West Island Rainfall Statistics
December Rainfall
Concord, Buchanan Field (14.9 miles)
Total Rainfall December
0.4inDaily Average December
0.02inWettest Day 22 December, 2025
0.3inWet Days December
2/25 (8%)
Climate (2010–Present)
Concord, Buchanan Field (14.9 miles)
Annual Average 2020–2024
11.9inMonthly Average 2020–2025
1inDaily Average 2020–2025
0.03inWettest Day 24 October, 2021
4.5in