| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.62 | 1.85 | -0.23 |
| Feb | 1.38 | 1.63 | -0.25 |
| Mar | 1.33 | 1.36 | -0.03 |
| Apr | 1.95 | 2.12 | -0.17 |
| May | 1.94 | 2.35 | -0.41 |
| Jun | 1.18 | 1.40 | -0.22 |
| Jul | 1.03 | 1.42 | -0.39 |
| Aug | 1.24 | 1.41 | -0.17 |
| Sep | 1.63 | 2.02 | -0.39 |
| Oct | 1.66 | 1.89 | -0.23 |
| Nov | 1.34 | 1.73 | -0.39 |
| Dec | 1.49 | 1.88 | -0.39 |
17.79 | 21.06 | -3.27 |