| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.42 | -0.32 |
| Feb | 1.81 | 2.17 | -0.36 |
| Mar | 1.53 | 1.72 | -0.19 |
| Apr | 2.25 | 2.49 | -0.24 |
| May | 2.08 | 2.48 | -0.40 |
| Jun | 1.33 | 1.51 | -0.18 |
| Jul | 1.22 | 1.49 | -0.27 |
| Aug | 1.39 | 1.42 | -0.03 |
| Sep | 1.88 | 2.09 | -0.21 |
| Oct | 1.91 | 2.25 | -0.34 |
| Nov | 1.75 | 2.04 | -0.29 |
| Dec | 1.84 | 2.26 | -0.42 |
21.09 | 24.34 | -3.25 |