| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.52 | 1.64 | -0.12 |
| Feb | 1.42 | 1.52 | -0.10 |
| Mar | 1.90 | 1.94 | -0.04 |
| Apr | 3.58 | 3.71 | -0.13 |
| May | 3.69 | 3.80 | -0.11 |
| Jun | 4.35 | 4.28 | 0.07 |
| Jul | 3.57 | 3.78 | -0.21 |
| Aug | 3.68 | 3.72 | -0.04 |
| Sep | 3.08 | 3.10 | -0.02 |
| Oct | 2.70 | 2.71 | -0.01 |
| Nov | 2.03 | 2.06 | -0.03 |
| Dec | 1.74 | 1.89 | -0.15 |
33.26 | 34.15 | -0.89 |