| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 0.73  | 0.87  | -0.14  | 
| Feb | 0.69  | 0.78  | -0.09  | 
| Mar | 1.02  | 1.10  | -0.08  | 
| Apr | 1.81  | 2.04  | -0.23  | 
| May | 2.96  | 3.10  | -0.14  | 
| Jun | 4.33  | 4.39  | -0.06  | 
| Jul | 3.75  | 4.11  | -0.36  | 
| Aug | 3.35  | 3.40  | -0.05  | 
| Sep | 3.30  | 3.40  | -0.10  | 
| Oct | 2.56  | 2.75  | -0.19  | 
| Nov | 1.37  | 1.46  | -0.09  | 
| Dec | 0.98  | 1.18  | -0.20  | 
26.85  | 28.58  | -1.73  |