| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 4.61  | 4.67  | -0.06  | 
| Feb | 3.98  | 4.15  | -0.17  | 
| Mar | 4.79  | 4.82  | -0.03  | 
| Apr | 3.81  | 3.79  | 0.02  | 
| May | 3.01  | 3.09  | -0.08  | 
| Jun | 6.42  | 7.04  | -0.62  | 
| Jul | 6.72  | 7.02  | -0.30  | 
| Aug | 6.49  | 7.48  | -0.99  | 
| Sep | 5.08  | 5.38  | -0.30  | 
| Oct | 3.29  | 3.27  | 0.02  | 
| Nov | 2.96  | 3.13  | -0.17  | 
| Dec | 3.89  | 4.08  | -0.19  | 
55.05  | 57.92  | -2.87  |