| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.89 | 3.06 | -0.17 |
| Feb | 2.45 | 2.45 | 0.00 |
| Mar | 3.51 | 3.51 | 0.00 |
| Apr | 4.01 | 3.89 | 0.12 |
| May | 4.25 | 4.14 | 0.11 |
| Jun | 4.37 | 4.39 | -0.02 |
| Jul | 4.43 | 4.35 | 0.08 |
| Aug | 3.51 | 3.33 | 0.18 |
| Sep | 2.95 | 3.05 | -0.10 |
| Oct | 2.87 | 2.91 | -0.04 |
| Nov | 2.83 | 2.81 | 0.02 |
| Dec | 3.06 | 3.08 | -0.02 |
41.13 | 40.97 | 0.16 |