| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.36  | 1.33  | 0.03  | 
| Feb | 1.52  | 1.54  | -0.02  | 
| Mar | 2.65  | 2.62  | 0.03  | 
| Apr | 3.60  | 3.50  | 0.10  | 
| May | 5.18  | 5.16  | 0.02  | 
| Jun | 4.53  | 4.50  | 0.03  | 
| Jul | 3.31  | 3.39  | -0.08  | 
| Aug | 3.19  | 3.30  | -0.11  | 
| Sep | 3.61  | 3.67  | -0.06  | 
| Oct | 3.37  | 3.28  | 0.09  | 
| Nov | 2.02  | 2.01  | 0.01  | 
| Dec | 1.96  | 1.94  | 0.02  | 
36.30  | 36.24  | 0.06  |