| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.97 | 1.95 | 0.02 | 
| Feb | 1.79 | 1.80 | -0.01 | 
| Mar | 2.28 | 2.44 | -0.16 | 
| Apr | 3.57 | 3.50 | 0.07 | 
| May | 4.50 | 4.54 | -0.04 | 
| Jun | 4.45 | 4.59 | -0.14 | 
| Jul | 3.82 | 3.87 | -0.05 | 
| Aug | 3.72 | 3.84 | -0.12 | 
| Sep | 3.23 | 3.37 | -0.14 | 
| Oct | 3.09 | 3.13 | -0.04 | 
| Nov | 2.52 | 2.62 | -0.10 | 
| Dec | 1.99 | 2.06 | -0.07 | 
| 36.93 | 37.71 | -0.78 |