| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.33 | 4.65 | -0.32 |
| Feb | 4.04 | 4.15 | -0.11 |
| Mar | 4.65 | 4.73 | -0.08 |
| Apr | 3.97 | 4.28 | -0.31 |
| May | 4.03 | 4.12 | -0.09 |
| Jun | 4.39 | 4.48 | -0.09 |
| Jul | 4.32 | 4.67 | -0.35 |
| Aug | 4.72 | 5.04 | -0.32 |
| Sep | 4.02 | 4.17 | -0.15 |
| Oct | 3.48 | 3.82 | -0.34 |
| Nov | 3.85 | 4.08 | -0.23 |
| Dec | 4.75 | 5.09 | -0.34 |
50.55 | 53.28 | -2.73 |