| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.68 | -0.19 |
| Feb | 2.09 | 2.32 | -0.23 |
| Mar | 3.41 | 3.51 | -0.10 |
| Apr | 4.61 | 4.69 | -0.08 |
| May | 4.91 | 4.97 | -0.06 |
| Jun | 4.45 | 4.57 | -0.12 |
| Jul | 3.79 | 3.90 | -0.11 |
| Aug | 3.34 | 3.39 | -0.05 |
| Sep | 3.41 | 3.43 | -0.02 |
| Oct | 3.06 | 3.21 | -0.15 |
| Nov | 3.31 | 3.57 | -0.26 |
| Dec | 2.68 | 2.69 | -0.01 |
41.55 | 42.93 | -1.38 |