| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.61  | 1.63  | -0.02  | 
| Feb | 1.58  | 1.64  | -0.06  | 
| Mar | 2.02  | 1.92  | 0.10  | 
| Apr | 3.71  | 3.74  | -0.03  | 
| May | 3.78  | 3.77  | 0.01  | 
| Jun | 4.49  | 4.62  | -0.13  | 
| Jul | 3.49  | 3.53  | -0.04  | 
| Aug | 3.76  | 3.63  | 0.13  | 
| Sep | 3.23  | 3.12  | 0.11  | 
| Oct | 2.85  | 2.74  | 0.11  | 
| Nov | 2.12  | 2.09  | 0.03  | 
| Dec | 1.87  | 1.94  | -0.07  | 
34.51  | 34.37  | 0.14  |