| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 3.43  | 3.80  | -0.37  | 
| Feb | 3.01  | 3.28  | -0.27  | 
| Mar | 4.00  | 4.28  | -0.28  | 
| Apr | 4.04  | 4.45  | -0.41  | 
| May | 3.67  | 3.76  | -0.09  | 
| Jun | 4.36  | 4.33  | 0.03  | 
| Jul | 4.15  | 4.20  | -0.05  | 
| Aug | 4.05  | 4.21  | -0.16  | 
| Sep | 4.29  | 4.48  | -0.19  | 
| Oct | 5.03  | 5.13  | -0.10  | 
| Nov | 3.81  | 4.05  | -0.24  | 
| Dec | 4.27  | 4.59  | -0.32  | 
48.11  | 50.56  | -2.45  |