| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.52 | 3.64 | -0.12 |
| Feb | 3.10 | 3.31 | -0.21 |
| Mar | 3.84 | 3.91 | -0.07 |
| Apr | 3.92 | 4.11 | -0.19 |
| May | 4.81 | 4.89 | -0.08 |
| Jun | 4.64 | 4.72 | -0.08 |
| Jul | 4.21 | 4.26 | -0.05 |
| Aug | 4.04 | 3.76 | 0.28 |
| Sep | 3.92 | 3.89 | 0.03 |
| Oct | 3.31 | 3.14 | 0.17 |
| Nov | 2.92 | 3.06 | -0.14 |
| Dec | 3.59 | 3.67 | -0.08 |
45.82 | 46.36 | -0.54 |