| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.25 | 3.52 | -0.27 |
| Feb | 3.02 | 3.12 | -0.10 |
| Mar | 3.34 | 3.49 | -0.15 |
| Apr | 3.22 | 3.12 | 0.10 |
| May | 3.06 | 2.99 | 0.07 |
| Jun | 5.33 | 5.01 | 0.32 |
| Jul | 5.68 | 5.46 | 0.22 |
| Aug | 6.33 | 6.28 | 0.05 |
| Sep | 5.33 | 5.55 | -0.22 |
| Oct | 4.37 | 4.76 | -0.39 |
| Nov | 2.78 | 2.91 | -0.13 |
| Dec | 3.15 | 3.47 | -0.32 |
48.86 | 49.68 | -0.82 |