| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.83 | 2.02 | -0.19 |
| Feb | 1.84 | 1.90 | -0.06 |
| Mar | 2.38 | 2.55 | -0.17 |
| Apr | 3.69 | 3.82 | -0.13 |
| May | 4.75 | 4.80 | -0.05 |
| Jun | 4.35 | 4.13 | 0.22 |
| Jul | 3.95 | 3.75 | 0.20 |
| Aug | 3.68 | 3.52 | 0.16 |
| Sep | 3.45 | 3.41 | 0.04 |
| Oct | 2.97 | 3.08 | -0.11 |
| Nov | 2.47 | 2.59 | -0.12 |
| Dec | 2.09 | 2.07 | 0.02 |
37.45 | 37.64 | -0.19 |