| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.29  | 2.27  | 0.02  | 
| Feb | 1.86  | 1.80  | 0.06  | 
| Mar | 1.96  | 1.82  | 0.14  | 
| Apr | 2.40  | 2.43  | -0.03  | 
| May | 3.78  | 3.60  | 0.18  | 
| Jun | 8.87  | 9.64  | -0.77  | 
| Jul | 8.05  | 8.87  | -0.82  | 
| Aug | 9.53  | 9.92  | -0.39  | 
| Sep | 8.35  | 9.43  | -1.08  | 
| Oct | 3.77  | 3.71  | 0.06  | 
| Nov | 1.67  | 1.67  | 0.00  | 
| Dec | 1.91  | 1.77  | 0.14  | 
54.44  | 56.93  | -2.49  |