| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.55 | -0.10 |
| Feb | 3.18 | 3.40 | -0.22 |
| Mar | 3.52 | 3.73 | -0.21 |
| Apr | 3.12 | 3.19 | -0.07 |
| May | 3.90 | 3.57 | 0.33 |
| Jun | 4.96 | 4.91 | 0.05 |
| Jul | 5.91 | 6.30 | -0.39 |
| Aug | 6.22 | 6.55 | -0.33 |
| Sep | 6.17 | 7.02 | -0.85 |
| Oct | 4.08 | 4.49 | -0.41 |
| Nov | 3.26 | 3.15 | 0.11 |
| Dec | 3.82 | 3.69 | 0.13 |
51.59 | 53.55 | -1.96 |