| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.34 | -0.03 |
| Feb | 0.39 | 0.47 | -0.08 |
| Mar | 0.67 | 0.82 | -0.15 |
| Apr | 1.47 | 1.55 | -0.08 |
| May | 2.53 | 2.86 | -0.33 |
| Jun | 1.62 | 1.84 | -0.22 |
| Jul | 1.19 | 1.26 | -0.07 |
| Aug | 0.68 | 0.71 | -0.03 |
| Sep | 1.06 | 1.12 | -0.06 |
| Oct | 1.11 | 1.21 | -0.10 |
| Nov | 0.51 | 0.54 | -0.03 |
| Dec | 0.33 | 0.38 | -0.05 |
11.87 | 13.10 | -1.23 |