| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.89 | 1.94 | -0.05 |
| Feb | 1.66 | 1.70 | -0.04 |
| Mar | 1.39 | 1.40 | -0.01 |
| Apr | 1.30 | 1.21 | 0.09 |
| May | 1.24 | 1.39 | -0.15 |
| Jun | 0.68 | 0.71 | -0.03 |
| Jul | 1.82 | 1.98 | -0.16 |
| Aug | 2.33 | 2.42 | -0.09 |
| Sep | 2.08 | 2.16 | -0.08 |
| Oct | 1.72 | 1.82 | -0.10 |
| Nov | 1.49 | 1.60 | -0.11 |
| Dec | 1.72 | 1.68 | 0.04 |
19.32 | 20.01 | -0.69 |