| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.48 | -0.29 |
| Feb | 2.88 | 3.04 | -0.16 |
| Mar | 3.31 | 3.67 | -0.36 |
| Apr | 3.63 | 4.12 | -0.49 |
| May | 3.94 | 4.33 | -0.39 |
| Jun | 4.84 | 4.94 | -0.10 |
| Jul | 4.82 | 5.13 | -0.31 |
| Aug | 4.31 | 4.77 | -0.46 |
| Sep | 3.84 | 4.02 | -0.18 |
| Oct | 4.73 | 5.08 | -0.35 |
| Nov | 3.51 | 3.82 | -0.31 |
| Dec | 3.86 | 4.31 | -0.45 |
46.86 | 50.71 | -3.85 |