| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 4.93  | 4.66  | 0.27  | 
| Feb | 4.44  | 4.57  | -0.13  | 
| Mar | 4.60  | 4.76  | -0.16  | 
| Apr | 4.22  | 4.39  | -0.17  | 
| May | 3.18  | 3.22  | -0.04  | 
| Jun | 4.55  | 4.49  | 0.06  | 
| Jul | 5.50  | 5.50  | 0.00  | 
| Aug | 4.68  | 4.55  | 0.13  | 
| Sep | 3.78  | 3.86  | -0.08  | 
| Oct | 2.68  | 2.85  | -0.17  | 
| Nov | 3.78  | 3.85  | -0.07  | 
| Dec | 5.17  | 5.38  | -0.21  | 
51.51  | 52.08  | -0.57  |