| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.74  | 1.45  | 0.29  | 
| Feb | 1.52  | 1.32  | 0.20  | 
| Mar | 1.26  | 1.20  | 0.06  | 
| Apr | 0.56  | 0.57  | -0.01  | 
| May | 0.51  | 0.59  | -0.08  | 
| Jun | 0.39  | 0.41  | -0.02  | 
| Jul | 2.46  | 2.24  | 0.22  | 
| Aug | 3.05  | 2.93  | 0.12  | 
| Sep | 1.57  | 1.59  | -0.02  | 
| Oct | 1.42  | 1.31  | 0.11  | 
| Nov | 1.31  | 1.26  | 0.05  | 
| Dec | 1.44  | 1.72  | -0.28  | 
17.23  | 16.59  | 0.64  |