| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.88 | 3.04 | -0.16 |
| Feb | 2.48 | 2.55 | -0.07 |
| Mar | 3.25 | 3.41 | -0.16 |
| Apr | 3.70 | 3.84 | -0.14 |
| May | 3.90 | 3.79 | 0.11 |
| Jun | 4.61 | 4.48 | 0.13 |
| Jul | 4.27 | 4.33 | -0.06 |
| Aug | 4.39 | 4.40 | -0.01 |
| Sep | 4.16 | 4.09 | 0.07 |
| Oct | 4.31 | 4.14 | 0.17 |
| Nov | 3.10 | 3.30 | -0.20 |
| Dec | 3.36 | 3.41 | -0.05 |
44.41 | 44.78 | -0.37 |