| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.23  | 1.26  | -0.03  | 
| Feb | 1.18  | 1.18  | 0.00  | 
| Mar | 2.00  | 1.99  | 0.01  | 
| Apr | 3.86  | 3.90  | -0.04  | 
| May | 4.61  | 4.62  | -0.01  | 
| Jun | 5.76  | 5.64  | 0.12  | 
| Jul | 4.67  | 4.51  | 0.16  | 
| Aug | 4.08  | 4.07  | 0.01  | 
| Sep | 4.17  | 3.80  | 0.37  | 
| Oct | 2.78  | 2.74  | 0.04  | 
| Nov | 2.12  | 2.04  | 0.08  | 
| Dec | 1.45  | 1.52  | -0.07  | 
37.91  | 37.27  | 0.64  |