| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.66 | 1.68 | -0.02 | 
| Feb | 1.72 | 1.69 | 0.03 | 
| Mar | 2.37 | 2.22 | 0.15 | 
| Apr | 3.60 | 3.54 | 0.06 | 
| May | 4.67 | 4.51 | 0.16 | 
| Jun | 5.07 | 4.99 | 0.08 | 
| Jul | 4.02 | 3.88 | 0.14 | 
| Aug | 3.94 | 3.82 | 0.12 | 
| Sep | 3.48 | 3.40 | 0.08 | 
| Oct | 2.88 | 2.82 | 0.06 | 
| Nov | 2.42 | 2.28 | 0.14 | 
| Dec | 2.04 | 1.95 | 0.09 | 
| 37.87 | 36.78 | 1.09 |