| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.02  | 1.00  | 0.02  | 
| Feb | 0.99  | 0.93  | 0.06  | 
| Mar | 0.66  | 0.65  | 0.01  | 
| Apr | 0.28  | 0.28  | 0.00  | 
| May | 0.17  | 0.15  | 0.02  | 
| Jun | 0.20  | 0.26  | -0.06  | 
| Jul | 1.94  | 2.04  | -0.10  | 
| Aug | 2.12  | 2.25  | -0.13  | 
| Sep | 1.15  | 1.28  | -0.13  | 
| Oct | 0.62  | 0.66  | -0.04  | 
| Nov | 0.68  | 0.61  | 0.07  | 
| Dec | 1.11  | 1.06  | 0.05  | 
10.94  | 11.17  | -0.23  |