| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.38 | 4.52 | -0.14 |
| Feb | 4.51 | 5.07 | -0.56 |
| Mar | 4.59 | 5.27 | -0.68 |
| Apr | 3.79 | 3.97 | -0.18 |
| May | 3.07 | 2.85 | 0.22 |
| Jun | 5.61 | 5.11 | 0.50 |
| Jul | 6.89 | 6.53 | 0.36 |
| Aug | 7.55 | 7.81 | -0.26 |
| Sep | 5.85 | 5.68 | 0.17 |
| Oct | 3.37 | 3.63 | -0.26 |
| Nov | 3.41 | 3.92 | -0.51 |
| Dec | 4.30 | 4.78 | -0.48 |
57.32 | 59.14 | -1.82 |