| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.80  | 2.76  | 0.04  | 
| Feb | 2.31  | 2.35  | -0.04  | 
| Mar | 3.26  | 3.27  | -0.01  | 
| Apr | 4.05  | 4.02  | 0.03  | 
| May | 4.52  | 4.38  | 0.14  | 
| Jun | 4.82  | 4.76  | 0.06  | 
| Jul | 4.24  | 4.18  | 0.06  | 
| Aug | 3.66  | 3.48  | 0.18  | 
| Sep | 3.06  | 3.16  | -0.10  | 
| Oct | 3.13  | 3.03  | 0.10  | 
| Nov | 3.31  | 3.33  | -0.02  | 
| Dec | 2.71  | 2.82  | -0.11  | 
41.87  | 41.54  | 0.33  |