| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 11.63 | 10.47 | 1.16 |
| Feb | 8.07 | 7.43 | 0.64 |
| Mar | 9.16 | 8.34 | 0.82 |
| Apr | 7.77 | 6.84 | 0.93 |
| May | 5.57 | 5.03 | 0.54 |
| Jun | 4.56 | 4.25 | 0.31 |
| Jul | 1.81 | 1.62 | 0.19 |
| Aug | 1.88 | 1.78 | 0.10 |
| Sep | 4.29 | 3.76 | 0.53 |
| Oct | 9.03 | 7.76 | 1.27 |
| Nov | 12.86 | 11.37 | 1.49 |
| Dec | 11.05 | 10.04 | 1.01 |
87.68 | 78.69 | 8.99 |