| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.46 | -0.01 |
| Feb | 2.08 | 2.03 | 0.05 |
| Mar | 2.66 | 2.80 | -0.14 |
| Apr | 2.39 | 2.41 | -0.02 |
| May | 3.43 | 3.40 | 0.03 |
| Jun | 8.43 | 9.49 | -1.06 |
| Jul | 7.84 | 8.72 | -0.88 |
| Aug | 8.97 | 9.02 | -0.05 |
| Sep | 7.63 | 7.88 | -0.25 |
| Oct | 3.01 | 3.13 | -0.12 |
| Nov | 1.96 | 1.85 | 0.11 |
| Dec | 2.07 | 2.03 | 0.04 |
52.92 | 55.22 | -2.30 |