| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 0.56  | 0.58  | -0.02  | 
| Feb | 0.81  | 0.77  | 0.04  | 
| Mar | 1.42  | 1.40  | 0.02  | 
| Apr | 2.91  | 2.91  | 0.00  | 
| May | 3.86  | 3.81  | 0.05  | 
| Jun | 4.53  | 4.32  | 0.21  | 
| Jul | 3.30  | 3.29  | 0.01  | 
| Aug | 3.30  | 3.28  | 0.02  | 
| Sep | 2.95  | 2.82  | 0.13  | 
| Oct | 2.28  | 2.29  | -0.01  | 
| Nov | 1.21  | 1.18  | 0.03  | 
| Dec | 0.83  | 0.84  | -0.01  | 
27.96  | 27.49  | 0.47  |