| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.15 | 1.25 | -0.10 |
| Feb | 1.51 | 1.62 | -0.11 |
| Mar | 2.38 | 2.49 | -0.11 |
| Apr | 3.94 | 4.03 | -0.09 |
| May | 5.37 | 5.46 | -0.09 |
| Jun | 5.11 | 5.40 | -0.29 |
| Jul | 4.43 | 4.46 | -0.03 |
| Aug | 4.41 | 4.39 | 0.02 |
| Sep | 3.87 | 4.22 | -0.35 |
| Oct | 3.21 | 3.27 | -0.06 |
| Nov | 2.15 | 2.22 | -0.07 |
| Dec | 1.59 | 1.70 | -0.11 |
39.12 | 40.51 | -1.39 |