| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.20  | 1.06  | 0.14  | 
| Feb | 1.20  | 1.09  | 0.11  | 
| Mar | 0.88  | 0.78  | 0.10  | 
| Apr | 0.33  | 0.30  | 0.03  | 
| May | 0.20  | 0.19  | 0.01  | 
| Jun | 0.17  | 0.25  | -0.08  | 
| Jul | 1.89  | 1.99  | -0.10  | 
| Aug | 2.22  | 2.44  | -0.22  | 
| Sep | 1.31  | 1.13  | 0.18  | 
| Oct | 0.62  | 0.79  | -0.17  | 
| Nov | 0.84  | 0.70  | 0.14  | 
| Dec | 1.33  | 1.23  | 0.10  | 
12.19  | 11.95  | 0.24  |