| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.25 | -0.07 |
| Feb | 2.64 | 2.71 | -0.07 |
| Mar | 3.65 | 3.81 | -0.16 |
| Apr | 4.43 | 4.55 | -0.12 |
| May | 4.68 | 4.82 | -0.14 |
| Jun | 4.68 | 4.59 | 0.09 |
| Jul | 3.90 | 3.97 | -0.07 |
| Aug | 3.33 | 3.27 | 0.06 |
| Sep | 3.09 | 2.94 | 0.15 |
| Oct | 3.14 | 3.08 | 0.06 |
| Nov | 3.02 | 3.06 | -0.04 |
| Dec | 3.31 | 3.40 | -0.09 |
43.05 | 43.45 | -0.40 |