| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.01  | 2.20  | -0.19  | 
| Feb | 1.83  | 2.06  | -0.23  | 
| Mar | 2.24  | 2.26  | -0.02  | 
| Apr | 3.73  | 3.79  | -0.06  | 
| May | 4.45  | 4.47  | -0.02  | 
| Jun | 4.23  | 4.48  | -0.25  | 
| Jul | 3.69  | 3.93  | -0.24  | 
| Aug | 3.89  | 4.08  | -0.19  | 
| Sep | 3.27  | 3.31  | -0.04  | 
| Oct | 3.42  | 3.67  | -0.25  | 
| Nov | 2.52  | 2.65  | -0.13  | 
| Dec | 2.10  | 2.31  | -0.21  | 
37.38  | 39.21  | -1.83  |