| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.20  | 1.21  | -0.01  | 
| Feb | 1.17  | 1.20  | -0.03  | 
| Mar | 2.00  | 1.97  | 0.03  | 
| Apr | 3.85  | 3.89  | -0.04  | 
| May | 4.63  | 4.68  | -0.05  | 
| Jun | 5.75  | 5.67  | 0.08  | 
| Jul | 4.44  | 4.32  | 0.12  | 
| Aug | 4.08  | 4.05  | 0.03  | 
| Sep | 4.02  | 3.82  | 0.20  | 
| Oct | 2.67  | 2.70  | -0.03  | 
| Nov | 2.06  | 2.03  | 0.03  | 
| Dec | 1.45  | 1.52  | -0.07  | 
37.32  | 37.06  | 0.26  |