| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.12  | 1.13  | -0.01  | 
| Feb | 1.06  | 1.08  | -0.02  | 
| Mar | 0.79  | 0.79  | 0.00  | 
| Apr | 0.29  | 0.30  | -0.01  | 
| May | 0.18  | 0.23  | -0.05  | 
| Jun | 0.26  | 0.27  | -0.01  | 
| Jul | 2.19  | 2.15  | 0.04  | 
| Aug | 2.32  | 2.46  | -0.14  | 
| Sep | 1.33  | 1.36  | -0.03  | 
| Oct | 0.64  | 0.79  | -0.15  | 
| Nov | 0.76  | 0.62  | 0.14  | 
| Dec | 1.29  | 1.24  | 0.05  | 
12.23  | 12.42  | -0.19  |