| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.27  | 2.35  | -0.08  | 
| Feb | 1.87  | 1.97  | -0.10  | 
| Mar | 2.44  | 2.54  | -0.10  | 
| Apr | 3.81  | 3.71  | 0.10  | 
| May | 4.26  | 4.22  | 0.04  | 
| Jun | 5.21  | 4.87  | 0.34  | 
| Jul | 4.24  | 4.60  | -0.36  | 
| Aug | 4.05  | 3.87  | 0.18  | 
| Sep | 3.05  | 3.14  | -0.09  | 
| Oct | 3.11  | 3.17  | -0.06  | 
| Nov | 2.63  | 2.64  | -0.01  | 
| Dec | 2.09  | 2.20  | -0.11  | 
39.03  | 39.28  | -0.25  |