| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 4.06  | 4.43  | -0.37  | 
| Feb | 3.56  | 3.57  | -0.01  | 
| Mar | 4.06  | 4.68  | -0.62  | 
| Apr | 4.53  | 5.13  | -0.60  | 
| May | 4.94  | 5.19  | -0.25  | 
| Jun | 4.82  | 5.27  | -0.45  | 
| Jul | 5.24  | 5.20  | 0.04  | 
| Aug | 4.44  | 4.87  | -0.43  | 
| Sep | 3.90  | 4.89  | -0.99  | 
| Oct | 3.45  | 3.85  | -0.40  | 
| Nov | 3.26  | 3.90  | -0.64  | 
| Dec | 3.97  | 4.21  | -0.24  | 
50.23  | 55.19  | -4.96  |