| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.47 | -0.05 |
| Feb | 3.13 | 3.08 | 0.05 |
| Mar | 3.46 | 3.55 | -0.09 |
| Apr | 3.09 | 3.12 | -0.03 |
| May | 3.35 | 3.17 | 0.18 |
| Jun | 5.69 | 6.02 | -0.33 |
| Jul | 5.60 | 5.69 | -0.09 |
| Aug | 6.03 | 6.68 | -0.65 |
| Sep | 4.89 | 5.22 | -0.33 |
| Oct | 3.68 | 4.60 | -0.92 |
| Nov | 2.17 | 2.53 | -0.36 |
| Dec | 2.94 | 3.22 | -0.28 |
47.45 | 50.35 | -2.90 |