| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.30 | 4.57 | -0.27 |
| Feb | 2.81 | 3.06 | -0.25 |
| Mar | 3.22 | 3.32 | -0.10 |
| Apr | 3.71 | 4.03 | -0.32 |
| May | 4.87 | 4.68 | 0.19 |
| Jun | 5.28 | 5.49 | -0.21 |
| Jul | 4.27 | 4.39 | -0.12 |
| Aug | 5.15 | 5.81 | -0.66 |
| Sep | 5.75 | 5.95 | -0.20 |
| Oct | 4.99 | 5.16 | -0.17 |
| Nov | 4.20 | 4.55 | -0.35 |
| Dec | 4.20 | 4.61 | -0.41 |
52.75 | 55.62 | -2.87 |