| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.95 | 2.06 | -0.11 |
| Feb | 1.78 | 1.88 | -0.10 |
| Mar | 2.49 | 2.54 | -0.05 |
| Apr | 3.77 | 3.72 | 0.05 |
| May | 4.65 | 4.66 | -0.01 |
| Jun | 4.13 | 4.08 | 0.05 |
| Jul | 4.05 | 3.69 | 0.36 |
| Aug | 3.59 | 3.47 | 0.12 |
| Sep | 3.39 | 3.44 | -0.05 |
| Oct | 3.04 | 3.03 | 0.01 |
| Nov | 2.55 | 2.61 | -0.06 |
| Dec | 2.13 | 2.09 | 0.04 |
37.52 | 37.27 | 0.25 |