| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.37 | 0.52 | -0.15 |
| Feb | 0.39 | 0.59 | -0.20 |
| Mar | 0.62 | 0.77 | -0.15 |
| Apr | 1.12 | 1.34 | -0.22 |
| May | 1.95 | 2.10 | -0.15 |
| Jun | 1.35 | 1.28 | 0.07 |
| Jul | 0.78 | 0.90 | -0.12 |
| Aug | 0.53 | 0.59 | -0.06 |
| Sep | 1.11 | 1.25 | -0.14 |
| Oct | 1.08 | 1.21 | -0.13 |
| Nov | 0.49 | 0.66 | -0.17 |
| Dec | 0.38 | 0.53 | -0.15 |
10.17 | 11.74 | -1.57 |