| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.06 | 2.27 | -0.21 |
| Feb | 1.68 | 1.78 | -0.10 |
| Mar | 2.13 | 2.17 | -0.04 |
| Apr | 2.97 | 3.02 | -0.05 |
| May | 3.82 | 3.80 | 0.02 |
| Jun | 3.32 | 3.23 | 0.09 |
| Jul | 3.41 | 3.07 | 0.34 |
| Aug | 3.22 | 3.17 | 0.05 |
| Sep | 2.94 | 3.01 | -0.07 |
| Oct | 2.77 | 2.85 | -0.08 |
| Nov | 2.40 | 2.47 | -0.07 |
| Dec | 2.08 | 2.11 | -0.03 |
32.80 | 32.95 | -0.15 |