| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.12 | -0.03 |
| Feb | 1.74 | 1.66 | 0.08 |
| Mar | 2.03 | 1.95 | 0.08 |
| Apr | 3.30 | 3.32 | -0.02 |
| May | 3.89 | 3.98 | -0.09 |
| Jun | 3.61 | 3.41 | 0.20 |
| Jul | 3.38 | 3.30 | 0.08 |
| Aug | 3.27 | 3.17 | 0.10 |
| Sep | 2.84 | 2.88 | -0.04 |
| Oct | 3.06 | 3.03 | 0.03 |
| Nov | 2.42 | 2.40 | 0.02 |
| Dec | 1.90 | 1.95 | -0.05 |
33.53 | 33.17 | 0.36 |