| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 4.14  | 4.18  | -0.04  | 
| Feb | 4.22  | 4.25  | -0.03  | 
| Mar | 4.58  | 4.62  | -0.04  | 
| Apr | 3.38  | 3.49  | -0.11  | 
| May | 3.05  | 3.09  | -0.04  | 
| Jun | 3.92  | 4.28  | -0.36  | 
| Jul | 3.96  | 4.19  | -0.23  | 
| Aug | 4.42  | 4.40  | 0.02  | 
| Sep | 3.79  | 3.89  | -0.10  | 
| Oct | 2.72  | 2.84  | -0.12  | 
| Nov | 3.19  | 3.35  | -0.16  | 
| Dec | 4.32  | 4.44  | -0.12  | 
45.69  | 47.02  | -1.33  |