| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.39 | -0.29 |
| Feb | 1.81 | 2.26 | -0.45 |
| Mar | 1.53 | 1.96 | -0.43 |
| Apr | 2.25 | 2.70 | -0.45 |
| May | 2.08 | 2.56 | -0.48 |
| Jun | 1.33 | 1.53 | -0.20 |
| Jul | 1.22 | 1.44 | -0.22 |
| Aug | 1.39 | 1.42 | -0.03 |
| Sep | 1.88 | 2.07 | -0.19 |
| Oct | 1.91 | 2.33 | -0.42 |
| Nov | 1.75 | 2.12 | -0.37 |
| Dec | 1.84 | 2.46 | -0.62 |
21.09 | 25.24 | -4.15 |