| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 0.75  | 0.82  | -0.07  | 
| Feb | 0.61  | 0.67  | -0.06  | 
| Mar | 0.67  | 0.79  | -0.12  | 
| Apr | 0.34  | 0.36  | -0.02  | 
| May | 0.38  | 0.43  | -0.05  | 
| Jun | 0.26  | 0.27  | -0.01  | 
| Jul | 1.95  | 2.30  | -0.35  | 
| Aug | 2.11  | 2.20  | -0.09  | 
| Sep | 1.22  | 1.34  | -0.12  | 
| Oct | 0.84  | 0.94  | -0.10  | 
| Nov | 0.72  | 0.75  | -0.03  | 
| Dec | 0.84  | 0.91  | -0.07  | 
10.69  | 11.78  | -1.09  |