| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.07 | 2.27 | -0.20 | 
| Feb | 1.69 | 1.77 | -0.08 | 
| Mar | 2.14 | 2.19 | -0.05 | 
| Apr | 2.97 | 3.03 | -0.06 | 
| May | 3.79 | 3.81 | -0.02 | 
| Jun | 3.33 | 3.24 | 0.09 | 
| Jul | 3.40 | 3.05 | 0.35 | 
| Aug | 3.26 | 3.21 | 0.05 | 
| Sep | 2.94 | 3.03 | -0.09 | 
| Oct | 2.77 | 2.84 | -0.07 | 
| Nov | 2.41 | 2.48 | -0.07 | 
| Dec | 2.09 | 2.09 | 0.00 | 
| 32.86 | 33.01 | -0.15 |