| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.52 | -0.42 |
| Feb | 1.81 | 2.38 | -0.57 |
| Mar | 1.53 | 2.04 | -0.51 |
| Apr | 2.25 | 2.80 | -0.55 |
| May | 2.08 | 2.56 | -0.48 |
| Jun | 1.33 | 1.41 | -0.08 |
| Jul | 1.22 | 1.45 | -0.23 |
| Aug | 1.39 | 1.32 | 0.07 |
| Sep | 1.88 | 1.97 | -0.09 |
| Oct | 1.91 | 2.30 | -0.39 |
| Nov | 1.75 | 2.14 | -0.39 |
| Dec | 1.84 | 2.46 | -0.62 |
21.09 | 25.35 | -4.26 |