| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.04  | 1.11  | -0.07  | 
| Feb | 0.99  | 1.04  | -0.05  | 
| Mar | 1.46  | 1.64  | -0.18  | 
| Apr | 2.64  | 2.85  | -0.21  | 
| May | 3.37  | 3.39  | -0.02  | 
| Jun | 4.04  | 4.19  | -0.15  | 
| Jul | 4.16  | 4.10  | 0.06  | 
| Aug | 3.84  | 3.88  | -0.04  | 
| Sep | 3.22  | 3.34  | -0.12  | 
| Oct | 3.14  | 3.14  | 0.00  | 
| Nov | 1.86  | 2.01  | -0.15  | 
| Dec | 1.46  | 1.60  | -0.14  | 
31.22  | 32.29  | -1.07  |