| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.47  | 1.54  | -0.07  | 
| Feb | 1.55  | 1.61  | -0.06  | 
| Mar | 2.11  | 2.10  | 0.01  | 
| Apr | 3.66  | 3.72  | -0.06  | 
| May | 4.21  | 4.22  | -0.01  | 
| Jun | 5.45  | 5.34  | 0.11  | 
| Jul | 4.18  | 3.95  | 0.23  | 
| Aug | 4.17  | 4.22  | -0.05  | 
| Sep | 3.67  | 3.64  | 0.03  | 
| Oct | 2.84  | 2.89  | -0.05  | 
| Nov | 2.37  | 2.30  | 0.07  | 
| Dec | 1.82  | 1.83  | -0.01  | 
37.50  | 37.36  | 0.14  |