| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.53 | 0.00 |
| Feb | 0.72 | 0.70 | 0.02 |
| Mar | 1.29 | 1.27 | 0.02 |
| Apr | 1.95 | 2.02 | -0.07 |
| May | 3.59 | 3.71 | -0.12 |
| Jun | 3.12 | 3.08 | 0.04 |
| Jul | 3.65 | 3.75 | -0.10 |
| Aug | 3.17 | 3.25 | -0.08 |
| Sep | 1.85 | 1.97 | -0.12 |
| Oct | 1.64 | 1.66 | -0.02 |
| Nov | 0.85 | 0.86 | -0.01 |
| Dec | 0.74 | 0.79 | -0.05 |
23.10 | 23.59 | -0.49 |