| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.63  | 1.64  | -0.01  | 
| Feb | 1.23  | 1.21  | 0.02  | 
| Mar | 1.78  | 1.75  | 0.03  | 
| Apr | 2.93  | 2.97  | -0.04  | 
| May | 3.23  | 3.23  | 0.00  | 
| Jun | 3.61  | 3.71  | -0.10  | 
| Jul | 3.27  | 3.26  | 0.01  | 
| Aug | 3.20  | 3.19  | 0.01  | 
| Sep | 3.15  | 3.04  | 0.11  | 
| Oct | 3.23  | 3.16  | 0.07  | 
| Nov | 2.22  | 2.14  | 0.08  | 
| Dec | 1.89  | 1.85  | 0.04  | 
31.37  | 31.15  | 0.22  |