| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.12 | -0.02 |
| Feb | 1.86 | 1.81 | 0.05 |
| Mar | 2.55 | 2.57 | -0.02 |
| Apr | 4.01 | 3.89 | 0.12 |
| May | 4.64 | 4.74 | -0.10 |
| Jun | 4.28 | 4.07 | 0.21 |
| Jul | 3.72 | 3.82 | -0.10 |
| Aug | 3.57 | 3.53 | 0.04 |
| Sep | 3.07 | 3.06 | 0.01 |
| Oct | 3.21 | 3.04 | 0.17 |
| Nov | 2.81 | 2.79 | 0.02 |
| Dec | 2.07 | 2.10 | -0.03 |
37.89 | 37.54 | 0.35 |