| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.31 | 7.95 | -0.64 |
| Feb | 4.72 | 5.28 | -0.56 |
| Mar | 5.38 | 5.89 | -0.51 |
| Apr | 3.55 | 3.83 | -0.28 |
| May | 2.11 | 2.30 | -0.19 |
| Jun | 1.41 | 1.59 | -0.18 |
| Jul | 0.56 | 0.59 | -0.03 |
| Aug | 0.89 | 0.85 | 0.04 |
| Sep | 1.82 | 1.96 | -0.14 |
| Oct | 4.61 | 5.05 | -0.44 |
| Nov | 7.62 | 8.46 | -0.84 |
| Dec | 7.54 | 8.06 | -0.52 |
47.52 | 51.81 | -4.29 |