| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.55 | 2.76 | -0.21 | 
| Feb | 2.21 | 2.37 | -0.16 | 
| Mar | 3.45 | 3.50 | -0.05 | 
| Apr | 4.81 | 4.87 | -0.06 | 
| May | 4.99 | 5.05 | -0.06 | 
| Jun | 4.36 | 4.63 | -0.27 | 
| Jul | 3.82 | 4.24 | -0.42 | 
| Aug | 3.30 | 3.62 | -0.32 | 
| Sep | 3.32 | 3.37 | -0.05 | 
| Oct | 3.13 | 3.13 | 0.00 | 
| Nov | 3.41 | 3.65 | -0.24 | 
| Dec | 2.68 | 2.72 | -0.04 | 
| 42.03 | 43.91 | -1.88 |