| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.69 | 2.82 | -0.13 |
| Feb | 2.42 | 2.52 | -0.10 |
| Mar | 3.12 | 3.30 | -0.18 |
| Apr | 3.30 | 3.51 | -0.21 |
| May | 3.46 | 3.37 | 0.09 |
| Jun | 4.30 | 4.34 | -0.04 |
| Jul | 3.89 | 4.01 | -0.12 |
| Aug | 4.14 | 4.44 | -0.30 |
| Sep | 3.95 | 4.34 | -0.39 |
| Oct | 4.25 | 4.31 | -0.06 |
| Nov | 2.94 | 3.10 | -0.16 |
| Dec | 3.37 | 3.60 | -0.23 |
41.83 | 43.66 | -1.83 |