| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.11 | 1.04 | 0.07 |
| Feb | 1.23 | 1.14 | 0.09 |
| Mar | 1.97 | 1.94 | 0.03 |
| Apr | 3.64 | 3.55 | 0.09 |
| May | 4.57 | 4.53 | 0.04 |
| Jun | 5.79 | 5.89 | -0.10 |
| Jul | 4.48 | 4.81 | -0.33 |
| Aug | 4.16 | 4.09 | 0.07 |
| Sep | 3.55 | 3.49 | 0.06 |
| Oct | 2.82 | 2.84 | -0.02 |
| Nov | 2.02 | 1.99 | 0.03 |
| Dec | 1.57 | 1.46 | 0.11 |
36.91 | 36.77 | 0.14 |