| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.65  | 1.63  | 0.02  | 
| Feb | 1.58  | 1.60  | -0.02  | 
| Mar | 1.99  | 2.00  | -0.01  | 
| Apr | 3.68  | 3.69  | -0.01  | 
| May | 4.06  | 4.07  | -0.01  | 
| Jun | 4.75  | 4.80  | -0.05  | 
| Jul | 3.98  | 3.93  | 0.05  | 
| Aug | 3.84  | 3.94  | -0.10  | 
| Sep | 3.37  | 3.26  | 0.11  | 
| Oct | 2.86  | 2.84  | 0.02  | 
| Nov | 2.20  | 2.15  | 0.05  | 
| Dec | 1.84  | 1.89  | -0.05  | 
35.80  | 35.80  | 0.00  |