| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 0.43  | 0.42  | 0.01  | 
| Feb | 0.49  | 0.50  | -0.01  | 
| Mar | 1.16  | 1.30  | -0.14  | 
| Apr | 2.05  | 2.22  | -0.17  | 
| May | 2.76  | 3.00  | -0.24  | 
| Jun | 1.81  | 1.99  | -0.18  | 
| Jul | 1.70  | 1.92  | -0.22  | 
| Aug | 1.48  | 1.47  | 0.01  | 
| Sep | 1.42  | 1.49  | -0.07  | 
| Oct | 1.15  | 1.24  | -0.09  | 
| Nov | 0.70  | 0.77  | -0.07  | 
| Dec | 0.45  | 0.48  | -0.03  | 
15.60  | 16.80  | -1.20  |