| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.35 | 2.39 | -0.04 |
| Feb | 2.01 | 2.04 | -0.03 |
| Mar | 2.40 | 2.39 | 0.01 |
| Apr | 3.67 | 3.57 | 0.10 |
| May | 4.17 | 4.12 | 0.05 |
| Jun | 4.52 | 4.42 | 0.10 |
| Jul | 4.15 | 4.25 | -0.10 |
| Aug | 4.20 | 4.29 | -0.09 |
| Sep | 3.25 | 3.36 | -0.11 |
| Oct | 3.59 | 3.69 | -0.10 |
| Nov | 2.81 | 2.87 | -0.06 |
| Dec | 2.31 | 2.29 | 0.02 |
39.43 | 39.68 | -0.25 |