| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 3.35  | 3.60  | -0.25  | 
| Feb | 2.59  | 2.75  | -0.16  | 
| Mar | 3.48  | 3.52  | -0.04  | 
| Apr | 3.93  | 4.06  | -0.13  | 
| May | 3.94  | 4.01  | -0.07  | 
| Jun | 4.89  | 4.84  | 0.05  | 
| Jul | 4.73  | 4.80  | -0.07  | 
| Aug | 4.01  | 4.04  | -0.03  | 
| Sep | 3.97  | 4.08  | -0.11  | 
| Oct | 3.62  | 3.53  | 0.09  | 
| Nov | 3.48  | 3.64  | -0.16  | 
| Dec | 3.48  | 3.63  | -0.15  | 
45.47  | 46.50  | -1.03  |