| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.75 | 3.78 | -0.03 |
| Feb | 3.61 | 3.58 | 0.03 |
| Mar | 3.83 | 3.96 | -0.13 |
| Apr | 3.19 | 3.12 | 0.07 |
| May | 3.45 | 3.49 | -0.04 |
| Jun | 5.18 | 5.22 | -0.04 |
| Jul | 5.27 | 5.33 | -0.06 |
| Aug | 5.09 | 5.39 | -0.30 |
| Sep | 4.26 | 4.35 | -0.09 |
| Oct | 3.16 | 3.19 | -0.03 |
| Nov | 2.84 | 2.82 | 0.02 |
| Dec | 3.72 | 3.67 | 0.05 |
47.35 | 47.90 | -0.55 |