| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.39  | 1.49  | -0.10  | 
| Feb | 1.64  | 1.77  | -0.13  | 
| Mar | 2.42  | 2.48  | -0.06  | 
| Apr | 3.67  | 3.64  | 0.03  | 
| May | 4.73  | 4.90  | -0.17  | 
| Jun | 4.86  | 4.82  | 0.04  | 
| Jul | 4.04  | 4.27  | -0.23  | 
| Aug | 4.06  | 3.88  | 0.18  | 
| Sep | 3.48  | 3.38  | 0.10  | 
| Oct | 2.79  | 2.77  | 0.02  | 
| Nov | 2.22  | 2.23  | -0.01  | 
| Dec | 1.85  | 1.96  | -0.11  | 
37.15  | 37.59  | -0.44  |