| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.49 | 0.61 | -0.12 |
| Feb | 0.54 | 0.69 | -0.15 |
| Mar | 1.19 | 1.60 | -0.41 |
| Apr | 1.95 | 2.33 | -0.38 |
| May | 2.26 | 2.49 | -0.23 |
| Jun | 1.81 | 1.96 | -0.15 |
| Jul | 2.23 | 2.27 | -0.04 |
| Aug | 1.90 | 2.21 | -0.31 |
| Sep | 1.29 | 1.42 | -0.13 |
| Oct | 0.98 | 1.23 | -0.25 |
| Nov | 0.66 | 0.88 | -0.22 |
| Dec | 0.53 | 0.66 | -0.13 |
15.83 | 18.35 | -2.52 |