| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.89 | 3.06 | -0.17 |
| Feb | 2.51 | 2.59 | -0.08 |
| Mar | 2.94 | 3.10 | -0.16 |
| Apr | 3.34 | 3.52 | -0.18 |
| May | 3.68 | 3.92 | -0.24 |
| Jun | 4.40 | 4.55 | -0.15 |
| Jul | 4.52 | 4.84 | -0.32 |
| Aug | 3.95 | 3.97 | -0.02 |
| Sep | 3.48 | 3.38 | 0.10 |
| Oct | 4.34 | 4.38 | -0.04 |
| Nov | 3.17 | 3.18 | -0.01 |
| Dec | 3.42 | 3.77 | -0.35 |
42.64 | 44.26 | -1.62 |