| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.02 | 5.06 | -0.04 |
| Feb | 5.02 | 5.39 | -0.37 |
| Mar | 5.31 | 5.36 | -0.05 |
| Apr | 4.56 | 4.74 | -0.18 |
| May | 4.18 | 4.10 | 0.08 |
| Jun | 4.46 | 4.49 | -0.03 |
| Jul | 4.41 | 4.42 | -0.01 |
| Aug | 3.87 | 3.99 | -0.12 |
| Sep | 3.54 | 3.44 | 0.10 |
| Oct | 3.23 | 3.46 | -0.23 |
| Nov | 4.33 | 4.27 | 0.06 |
| Dec | 4.89 | 4.93 | -0.04 |
52.82 | 53.65 | -0.83 |