| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.74 | 1.72 | 0.02 |
| Feb | 1.82 | 1.89 | -0.07 |
| Mar | 2.56 | 2.52 | 0.04 |
| Apr | 2.42 | 2.35 | 0.07 |
| May | 4.31 | 4.37 | -0.06 |
| Jun | 2.96 | 2.92 | 0.04 |
| Jul | 1.95 | 2.07 | -0.12 |
| Aug | 2.28 | 2.23 | 0.05 |
| Sep | 3.46 | 3.38 | 0.08 |
| Oct | 3.04 | 3.14 | -0.10 |
| Nov | 2.31 | 2.39 | -0.08 |
| Dec | 1.90 | 1.97 | -0.07 |
30.75 | 30.95 | -0.20 |