| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.56 | 0.60 | -0.04 |
| Feb | 0.50 | 0.55 | -0.05 |
| Mar | 0.86 | 0.84 | 0.02 |
| Apr | 1.22 | 1.14 | 0.08 |
| May | 2.82 | 2.93 | -0.11 |
| Jun | 3.88 | 3.92 | -0.04 |
| Jul | 3.40 | 3.47 | -0.07 |
| Aug | 2.57 | 2.68 | -0.11 |
| Sep | 2.32 | 2.33 | -0.01 |
| Oct | 1.79 | 1.89 | -0.10 |
| Nov | 0.86 | 0.87 | -0.01 |
| Dec | 0.71 | 0.79 | -0.08 |
21.49 | 22.01 | -0.52 |