| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.11 | 2.50 | -0.39 | 
| Feb | 1.80 | 2.05 | -0.25 | 
| Mar | 2.23 | 2.32 | -0.09 | 
| Apr | 3.11 | 3.11 | 0.00 | 
| May | 3.73 | 3.77 | -0.04 | 
| Jun | 3.59 | 3.60 | -0.01 | 
| Jul | 3.25 | 3.28 | -0.03 | 
| Aug | 3.20 | 3.34 | -0.14 | 
| Sep | 2.88 | 2.91 | -0.03 | 
| Oct | 2.82 | 2.91 | -0.09 | 
| Nov | 2.48 | 2.60 | -0.12 | 
| Dec | 2.01 | 2.23 | -0.22 | 
| 33.21 | 34.62 | -1.41 |