| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.85 | 2.05 | -0.20 |
| Feb | 1.70 | 1.82 | -0.12 |
| Mar | 2.53 | 2.49 | 0.04 |
| Apr | 2.45 | 2.39 | 0.06 |
| May | 4.25 | 4.77 | -0.52 |
| Jun | 3.25 | 3.51 | -0.26 |
| Jul | 2.34 | 2.63 | -0.29 |
| Aug | 2.04 | 2.41 | -0.37 |
| Sep | 3.43 | 3.70 | -0.27 |
| Oct | 3.26 | 3.37 | -0.11 |
| Nov | 2.15 | 2.48 | -0.33 |
| Dec | 1.68 | 2.07 | -0.39 |
30.93 | 33.69 | -2.76 |