| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.25 | 4.29 | -0.04 |
| Feb | 3.71 | 3.83 | -0.12 |
| Mar | 4.30 | 4.41 | -0.11 |
| Apr | 3.21 | 3.31 | -0.10 |
| May | 3.40 | 3.31 | 0.09 |
| Jun | 4.90 | 5.10 | -0.20 |
| Jul | 4.96 | 4.84 | 0.12 |
| Aug | 4.95 | 4.97 | -0.02 |
| Sep | 3.97 | 4.09 | -0.12 |
| Oct | 2.94 | 2.88 | 0.06 |
| Nov | 3.08 | 3.18 | -0.10 |
| Dec | 4.30 | 4.22 | 0.08 |
47.97 | 48.43 | -0.46 |