| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.95 | 2.11 | -0.16 | 
| Feb | 1.82 | 1.97 | -0.15 | 
| Mar | 2.26 | 2.27 | -0.01 | 
| Apr | 3.72 | 3.83 | -0.11 | 
| May | 4.48 | 4.59 | -0.11 | 
| Jun | 4.43 | 4.34 | 0.09 | 
| Jul | 3.75 | 3.64 | 0.11 | 
| Aug | 3.82 | 3.96 | -0.14 | 
| Sep | 3.30 | 3.26 | 0.04 | 
| Oct | 3.35 | 3.49 | -0.14 | 
| Nov | 2.45 | 2.60 | -0.15 | 
| Dec | 2.09 | 2.23 | -0.14 | 
| 37.42 | 38.29 | -0.87 |