| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.36  | 2.81  | -0.45  | 
| Feb | 1.95  | 2.27  | -0.32  | 
| Mar | 2.35  | 2.69  | -0.34  | 
| Apr | 3.22  | 3.41  | -0.19  | 
| May | 3.17  | 3.07  | 0.10  | 
| Jun | 3.21  | 3.22  | -0.01  | 
| Jul | 3.29  | 3.48  | -0.19  | 
| Aug | 3.03  | 3.08  | -0.05  | 
| Sep | 3.58  | 3.59  | -0.01  | 
| Oct | 3.39  | 3.57  | -0.18  | 
| Nov | 2.91  | 2.96  | -0.05  | 
| Dec | 2.78  | 3.08  | -0.30  | 
35.24  | 37.23  | -1.99  |