| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.23 | 3.42 | -0.19 |
| Feb | 2.55 | 2.91 | -0.36 |
| Mar | 3.67 | 4.02 | -0.35 |
| Apr | 3.60 | 3.90 | -0.30 |
| May | 3.68 | 3.77 | -0.09 |
| Jun | 4.34 | 4.73 | -0.39 |
| Jul | 4.19 | 4.31 | -0.12 |
| Aug | 4.30 | 4.68 | -0.38 |
| Sep | 4.22 | 4.41 | -0.19 |
| Oct | 4.27 | 4.58 | -0.31 |
| Nov | 3.22 | 3.39 | -0.17 |
| Dec | 3.81 | 4.23 | -0.42 |
45.08 | 48.35 | -3.27 |