| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.90 | 1.43 | 0.47 |
| Feb | 2.19 | 1.62 | 0.57 |
| Mar | 1.72 | 1.37 | 0.35 |
| Apr | 0.68 | 0.53 | 0.15 |
| May | 0.55 | 0.43 | 0.12 |
| Jun | 0.29 | 0.32 | -0.03 |
| Jul | 2.38 | 2.48 | -0.10 |
| Aug | 3.06 | 2.57 | 0.49 |
| Sep | 1.75 | 1.66 | 0.09 |
| Oct | 1.21 | 0.94 | 0.27 |
| Nov | 1.07 | 0.79 | 0.28 |
| Dec | 1.75 | 1.33 | 0.42 |
18.55 | 15.47 | 3.08 |