| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.86 | 3.24 | -0.38 |
| Feb | 2.23 | 2.72 | -0.49 |
| Mar | 2.69 | 3.30 | -0.61 |
| Apr | 3.18 | 3.66 | -0.48 |
| May | 3.55 | 3.75 | -0.20 |
| Jun | 4.28 | 4.55 | -0.27 |
| Jul | 4.14 | 4.67 | -0.53 |
| Aug | 4.23 | 4.39 | -0.16 |
| Sep | 4.02 | 3.91 | 0.11 |
| Oct | 3.95 | 4.41 | -0.46 |
| Nov | 3.20 | 3.57 | -0.37 |
| Dec | 3.33 | 4.17 | -0.84 |
41.66 | 46.34 | -4.68 |