| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.56 | -0.13 |
| Feb | 2.92 | 3.04 | -0.12 |
| Mar | 3.56 | 3.63 | -0.07 |
| Apr | 2.84 | 2.87 | -0.03 |
| May | 3.41 | 3.28 | 0.13 |
| Jun | 7.35 | 7.81 | -0.46 |
| Jul | 7.25 | 7.12 | 0.13 |
| Aug | 7.59 | 7.83 | -0.24 |
| Sep | 5.66 | 5.57 | 0.09 |
| Oct | 2.82 | 3.03 | -0.21 |
| Nov | 1.90 | 1.94 | -0.04 |
| Dec | 3.06 | 3.07 | -0.01 |
51.79 | 52.75 | -0.96 |