| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 7.46 | 7.12 | 0.34 | 
| Feb | 5.81 | 5.42 | 0.39 | 
| Mar | 5.74 | 5.34 | 0.40 | 
| Apr | 3.77 | 3.80 | -0.03 | 
| May | 2.55 | 2.40 | 0.15 | 
| Jun | 1.54 | 1.46 | 0.08 | 
| Jul | 0.43 | 0.40 | 0.03 | 
| Aug | 0.66 | 0.56 | 0.10 | 
| Sep | 1.91 | 1.73 | 0.18 | 
| Oct | 4.42 | 4.15 | 0.27 | 
| Nov | 8.07 | 7.67 | 0.40 | 
| Dec | 9.15 | 8.42 | 0.73 | 
| 51.51 | 48.47 | 3.04 |