| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.25 | 2.25 | 0.00 | 
| Feb | 1.90 | 2.04 | -0.14 | 
| Mar | 2.60 | 2.69 | -0.09 | 
| Apr | 4.01 | 3.89 | 0.12 | 
| May | 4.44 | 4.44 | 0.00 | 
| Jun | 4.47 | 4.53 | -0.06 | 
| Jul | 4.23 | 4.11 | 0.12 | 
| Aug | 3.46 | 3.36 | 0.10 | 
| Sep | 3.08 | 3.18 | -0.10 | 
| Oct | 3.23 | 3.21 | 0.02 | 
| Nov | 3.06 | 3.01 | 0.05 | 
| Dec | 2.25 | 2.32 | -0.07 | 
| 38.98 | 39.03 | -0.05 |