| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.64  | 1.66  | -0.02  | 
| Feb | 1.24  | 1.35  | -0.11  | 
| Mar | 1.84  | 1.81  | 0.03  | 
| Apr | 3.24  | 3.34  | -0.10  | 
| May | 3.44  | 3.28  | 0.16  | 
| Jun | 4.14  | 4.28  | -0.14  | 
| Jul | 3.42  | 3.44  | -0.02  | 
| Aug | 3.37  | 3.38  | -0.01  | 
| Sep | 2.65  | 2.53  | 0.12  | 
| Oct | 2.98  | 2.86  | 0.12  | 
| Nov | 2.15  | 2.06  | 0.09  | 
| Dec | 1.72  | 1.82  | -0.10  | 
31.83  | 31.81  | 0.02  |