| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.95 | 2.10 | -0.15 |
| Feb | 1.68 | 1.81 | -0.13 |
| Mar | 1.88 | 1.90 | -0.02 |
| Apr | 3.36 | 3.46 | -0.10 |
| May | 3.56 | 3.60 | -0.04 |
| Jun | 3.52 | 3.49 | 0.03 |
| Jul | 3.05 | 3.07 | -0.02 |
| Aug | 3.59 | 3.49 | 0.10 |
| Sep | 2.66 | 2.73 | -0.07 |
| Oct | 3.03 | 3.09 | -0.06 |
| Nov | 2.30 | 2.47 | -0.17 |
| Dec | 1.89 | 1.98 | -0.09 |
32.47 | 33.19 | -0.72 |