| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.44 | -0.34 |
| Feb | 1.81 | 2.26 | -0.45 |
| Mar | 1.53 | 1.87 | -0.34 |
| Apr | 2.25 | 2.73 | -0.48 |
| May | 2.08 | 2.57 | -0.49 |
| Jun | 1.33 | 1.53 | -0.20 |
| Jul | 1.22 | 1.45 | -0.23 |
| Aug | 1.39 | 1.43 | -0.04 |
| Sep | 1.88 | 2.08 | -0.20 |
| Oct | 1.91 | 2.33 | -0.42 |
| Nov | 1.75 | 2.12 | -0.37 |
| Dec | 1.84 | 2.41 | -0.57 |
21.09 | 25.22 | -4.13 |