| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.25 | 2.35 | -0.10 |
| Feb | 1.96 | 2.08 | -0.12 |
| Mar | 2.72 | 2.75 | -0.03 |
| Apr | 4.06 | 4.02 | 0.04 |
| May | 4.39 | 4.40 | -0.01 |
| Jun | 4.69 | 4.65 | 0.04 |
| Jul | 4.25 | 4.14 | 0.11 |
| Aug | 3.27 | 3.17 | 0.10 |
| Sep | 3.04 | 3.07 | -0.03 |
| Oct | 3.32 | 3.27 | 0.05 |
| Nov | 3.18 | 3.22 | -0.04 |
| Dec | 2.34 | 2.42 | -0.08 |
39.47 | 39.54 | -0.07 |