| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 0.67  | 0.69  | -0.02  | 
| Feb | 0.74  | 0.78  | -0.04  | 
| Mar | 1.45  | 1.43  | 0.02  | 
| Apr | 2.72  | 2.72  | 0.00  | 
| May | 3.42  | 3.42  | 0.00  | 
| Jun | 4.05  | 4.29  | -0.24  | 
| Jul | 3.44  | 3.36  | 0.08  | 
| Aug | 3.36  | 3.28  | 0.08  | 
| Sep | 2.84  | 2.86  | -0.02  | 
| Oct | 2.29  | 2.25  | 0.04  | 
| Nov | 1.15  | 1.14  | 0.01  | 
| Dec | 0.87  | 0.92  | -0.05  | 
27.00  | 27.14  | -0.14  |