| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.27 | 1.34 | -0.07 |
| Feb | 1.13 | 1.26 | -0.13 |
| Mar | 1.89 | 1.90 | -0.01 |
| Apr | 3.27 | 3.42 | -0.15 |
| May | 3.98 | 4.08 | -0.10 |
| Jun | 4.73 | 4.88 | -0.15 |
| Jul | 3.96 | 4.04 | -0.08 |
| Aug | 3.81 | 3.69 | 0.12 |
| Sep | 3.09 | 3.27 | -0.18 |
| Oct | 2.84 | 2.78 | 0.06 |
| Nov | 1.99 | 2.04 | -0.05 |
| Dec | 1.55 | 1.60 | -0.05 |
33.51 | 34.30 | -0.79 |