| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 3.42 | 3.55 | -0.13 | 
| Feb | 2.95 | 3.05 | -0.10 | 
| Mar | 3.58 | 3.61 | -0.03 | 
| Apr | 2.79 | 2.84 | -0.05 | 
| May | 3.38 | 3.20 | 0.18 | 
| Jun | 7.37 | 7.78 | -0.41 | 
| Jul | 7.38 | 7.15 | 0.23 | 
| Aug | 7.75 | 7.98 | -0.23 | 
| Sep | 5.59 | 5.65 | -0.06 | 
| Oct | 2.84 | 2.99 | -0.15 | 
| Nov | 1.90 | 1.96 | -0.06 | 
| Dec | 3.07 | 3.04 | 0.03 | 
| 52.02 | 52.80 | -0.78 |