| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.27 | -0.19 |
| Feb | 1.74 | 1.79 | -0.05 |
| Mar | 2.17 | 2.21 | -0.04 |
| Apr | 2.97 | 3.02 | -0.05 |
| May | 3.83 | 3.82 | 0.01 |
| Jun | 3.34 | 3.21 | 0.13 |
| Jul | 3.37 | 3.04 | 0.33 |
| Aug | 3.25 | 3.24 | 0.01 |
| Sep | 2.98 | 3.06 | -0.08 |
| Oct | 2.72 | 2.82 | -0.10 |
| Nov | 2.42 | 2.50 | -0.08 |
| Dec | 2.08 | 2.10 | -0.02 |
32.95 | 33.08 | -0.13 |