| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.97  | 2.17  | -0.20  | 
| Feb | 1.81  | 2.00  | -0.19  | 
| Mar | 2.32  | 2.34  | -0.02  | 
| Apr | 3.79  | 3.90  | -0.11  | 
| May | 4.55  | 4.62  | -0.07  | 
| Jun | 4.32  | 4.37  | -0.05  | 
| Jul | 3.67  | 3.79  | -0.12  | 
| Aug | 3.97  | 4.04  | -0.07  | 
| Sep | 3.24  | 3.23  | 0.01  | 
| Oct | 3.44  | 3.52  | -0.08  | 
| Nov | 2.50  | 2.66  | -0.16  | 
| Dec | 2.10  | 2.25  | -0.15  | 
37.68  | 38.89  | -1.21  |