| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.60 | -0.18 |
| Feb | 2.75 | 2.87 | -0.12 |
| Mar | 4.08 | 4.31 | -0.23 |
| Apr | 3.72 | 3.66 | 0.06 |
| May | 3.91 | 4.10 | -0.19 |
| Jun | 4.25 | 4.39 | -0.14 |
| Jul | 4.90 | 4.84 | 0.06 |
| Aug | 4.40 | 4.69 | -0.29 |
| Sep | 4.28 | 4.36 | -0.08 |
| Oct | 4.06 | 4.10 | -0.04 |
| Nov | 3.25 | 3.33 | -0.08 |
| Dec | 4.17 | 4.40 | -0.23 |
47.19 | 48.65 | -1.46 |