| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.46 | 2.61 | -0.15 |
| Feb | 1.68 | 1.84 | -0.16 |
| Mar | 1.83 | 1.62 | 0.21 |
| Apr | 1.21 | 1.33 | -0.12 |
| May | 0.94 | 1.16 | -0.22 |
| Jun | 0.87 | 0.94 | -0.07 |
| Jul | 0.48 | 0.50 | -0.02 |
| Aug | 0.54 | 0.57 | -0.03 |
| Sep | 0.97 | 0.90 | 0.07 |
| Oct | 1.93 | 1.84 | 0.09 |
| Nov | 3.27 | 3.16 | 0.11 |
| Dec | 2.72 | 2.82 | -0.10 |
18.90 | 19.29 | -0.39 |