| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 3.02 | -0.45 |
| Feb | 2.08 | 2.31 | -0.23 |
| Mar | 2.77 | 3.24 | -0.47 |
| Apr | 3.51 | 3.82 | -0.31 |
| May | 3.78 | 3.69 | 0.09 |
| Jun | 3.89 | 3.84 | 0.05 |
| Jul | 3.78 | 3.64 | 0.14 |
| Aug | 3.49 | 3.75 | -0.26 |
| Sep | 3.77 | 3.82 | -0.05 |
| Oct | 3.48 | 3.61 | -0.13 |
| Nov | 3.17 | 3.19 | -0.02 |
| Dec | 2.77 | 3.17 | -0.40 |
39.06 | 41.10 | -2.04 |