| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.68 | 2.65 | 0.03 |
| Feb | 2.30 | 2.18 | 0.12 |
| Mar | 2.92 | 2.92 | 0.00 |
| Apr | 2.62 | 2.79 | -0.17 |
| May | 3.33 | 3.39 | -0.06 |
| Jun | 8.78 | 8.37 | 0.41 |
| Jul | 8.00 | 8.13 | -0.13 |
| Aug | 8.14 | 8.04 | 0.10 |
| Sep | 6.78 | 7.18 | -0.40 |
| Oct | 2.77 | 2.89 | -0.12 |
| Nov | 1.63 | 1.71 | -0.08 |
| Dec | 2.38 | 2.57 | -0.19 |
52.33 | 52.82 | -0.49 |