| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.93 | 3.82 | 0.11 |
| Feb | 3.48 | 3.59 | -0.11 |
| Mar | 3.85 | 3.93 | -0.08 |
| Apr | 3.57 | 3.47 | 0.10 |
| May | 4.41 | 4.38 | 0.03 |
| Jun | 5.51 | 5.36 | 0.15 |
| Jul | 6.45 | 6.16 | 0.29 |
| Aug | 6.96 | 7.53 | -0.57 |
| Sep | 7.32 | 7.52 | -0.20 |
| Oct | 3.89 | 4.18 | -0.29 |
| Nov | 3.52 | 3.48 | 0.04 |
| Dec | 3.79 | 3.77 | 0.02 |
56.68 | 57.19 | -0.51 |