| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.11 | 5.30 | -0.19 |
| Feb | 4.37 | 4.58 | -0.21 |
| Mar | 5.13 | 5.23 | -0.10 |
| Apr | 4.82 | 4.98 | -0.16 |
| May | 4.66 | 5.04 | -0.38 |
| Jun | 4.96 | 5.52 | -0.56 |
| Jul | 5.11 | 5.34 | -0.23 |
| Aug | 5.61 | 5.84 | -0.23 |
| Sep | 4.90 | 4.94 | -0.04 |
| Oct | 4.39 | 4.50 | -0.11 |
| Nov | 4.53 | 4.64 | -0.11 |
| Dec | 5.49 | 5.77 | -0.28 |
59.08 | 61.68 | -2.60 |