| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.34 | 1.41 | -0.07 |
| Feb | 1.64 | 1.63 | 0.01 |
| Mar | 2.34 | 2.33 | 0.01 |
| Apr | 3.77 | 3.65 | 0.12 |
| May | 4.39 | 4.49 | -0.10 |
| Jun | 4.97 | 4.95 | 0.02 |
| Jul | 4.18 | 4.20 | -0.02 |
| Aug | 4.03 | 4.05 | -0.02 |
| Sep | 3.77 | 3.59 | 0.18 |
| Oct | 2.82 | 2.84 | -0.02 |
| Nov | 2.24 | 2.19 | 0.05 |
| Dec | 1.86 | 1.83 | 0.03 |
37.35 | 37.16 | 0.19 |