| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.29 | 0.37 | -0.08 |
| Feb | 0.33 | 0.41 | -0.08 |
| Mar | 0.80 | 1.03 | -0.23 |
| Apr | 1.68 | 1.85 | -0.17 |
| May | 2.25 | 2.57 | -0.32 |
| Jun | 1.71 | 1.53 | 0.18 |
| Jul | 1.55 | 1.43 | 0.12 |
| Aug | 1.44 | 1.22 | 0.22 |
| Sep | 1.17 | 1.22 | -0.05 |
| Oct | 1.04 | 1.08 | -0.04 |
| Nov | 0.61 | 0.65 | -0.04 |
| Dec | 0.35 | 0.44 | -0.09 |
13.22 | 13.80 | -0.58 |