| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.52 | 0.53 | -0.01 |
| Feb | 0.51 | 0.60 | -0.09 |
| Mar | 0.81 | 0.92 | -0.11 |
| Apr | 1.71 | 1.94 | -0.23 |
| May | 2.38 | 2.78 | -0.40 |
| Jun | 2.04 | 2.13 | -0.09 |
| Jul | 1.12 | 1.10 | 0.02 |
| Aug | 0.88 | 0.89 | -0.01 |
| Sep | 1.26 | 1.33 | -0.07 |
| Oct | 1.35 | 1.57 | -0.22 |
| Nov | 0.65 | 0.77 | -0.12 |
| Dec | 0.54 | 0.65 | -0.11 |
13.77 | 15.21 | -1.44 |