| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.84 | 1.89 | -0.05 | 
| Feb | 1.74 | 1.89 | -0.15 | 
| Mar | 2.24 | 2.32 | -0.08 | 
| Apr | 3.82 | 3.74 | 0.08 | 
| May | 4.21 | 4.48 | -0.27 | 
| Jun | 4.49 | 4.39 | 0.10 | 
| Jul | 3.74 | 3.74 | 0.00 | 
| Aug | 3.79 | 3.71 | 0.08 | 
| Sep | 3.42 | 3.43 | -0.01 | 
| Oct | 3.19 | 3.19 | 0.00 | 
| Nov | 2.45 | 2.40 | 0.05 | 
| Dec | 2.01 | 2.07 | -0.06 | 
| 36.94 | 37.25 | -0.31 |