| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.23 | 3.50 | -0.27 |
| Feb | 2.04 | 2.35 | -0.31 |
| Mar | 2.01 | 2.33 | -0.32 |
| Apr | 1.62 | 1.84 | -0.22 |
| May | 1.41 | 1.51 | -0.10 |
| Jun | 1.07 | 1.20 | -0.13 |
| Jul | 0.65 | 0.68 | -0.03 |
| Aug | 0.85 | 0.81 | 0.04 |
| Sep | 1.24 | 1.36 | -0.12 |
| Oct | 2.59 | 2.85 | -0.26 |
| Nov | 3.79 | 4.03 | -0.24 |
| Dec | 3.05 | 3.49 | -0.44 |
23.55 | 25.95 | -2.40 |