| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 0.76  | 0.75  | 0.01  | 
| Feb | 0.69  | 0.63  | 0.06  | 
| Mar | 1.14  | 1.09  | 0.05  | 
| Apr | 1.83  | 1.82  | 0.01  | 
| May | 2.95  | 2.93  | 0.02  | 
| Jun | 4.38  | 4.22  | 0.16  | 
| Jul | 3.92  | 4.11  | -0.19  | 
| Aug | 3.20  | 3.22  | -0.02  | 
| Sep | 2.97  | 3.12  | -0.15  | 
| Oct | 2.63  | 2.59  | 0.04  | 
| Nov | 1.28  | 1.29  | -0.01  | 
| Dec | 0.95  | 0.92  | 0.03  | 
26.70  | 26.69  | 0.01  |