| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.72 | 7.87 | -0.15 |
| Feb | 5.48 | 5.70 | -0.22 |
| Mar | 5.78 | 5.91 | -0.13 |
| Apr | 4.14 | 4.39 | -0.25 |
| May | 2.67 | 2.71 | -0.04 |
| Jun | 1.77 | 1.89 | -0.12 |
| Jul | 0.57 | 0.59 | -0.02 |
| Aug | 0.77 | 0.74 | 0.03 |
| Sep | 2.04 | 2.05 | -0.01 |
| Oct | 4.56 | 4.68 | -0.12 |
| Nov | 8.07 | 8.35 | -0.28 |
| Dec | 8.82 | 8.96 | -0.14 |
52.39 | 53.84 | -1.45 |