| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.62 | -0.17 |
| Feb | 2.06 | 2.18 | -0.12 |
| Mar | 2.22 | 2.33 | -0.11 |
| Apr | 3.56 | 3.54 | 0.02 |
| May | 4.18 | 4.25 | -0.07 |
| Jun | 4.01 | 4.00 | 0.01 |
| Jul | 3.85 | 3.90 | -0.05 |
| Aug | 3.84 | 3.91 | -0.07 |
| Sep | 3.25 | 3.13 | 0.12 |
| Oct | 3.31 | 3.25 | 0.06 |
| Nov | 2.81 | 2.85 | -0.04 |
| Dec | 2.42 | 2.38 | 0.04 |
37.96 | 38.34 | -0.38 |