| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.69 | 5.60 | -0.91 |
| Feb | 2.82 | 3.43 | -0.61 |
| Mar | 3.21 | 4.07 | -0.86 |
| Apr | 2.49 | 3.09 | -0.60 |
| May | 2.18 | 2.39 | -0.21 |
| Jun | 1.59 | 1.80 | -0.21 |
| Jul | 0.91 | 1.06 | -0.15 |
| Aug | 1.10 | 1.17 | -0.07 |
| Sep | 1.96 | 1.94 | 0.02 |
| Oct | 3.69 | 4.37 | -0.68 |
| Nov | 5.04 | 6.05 | -1.01 |
| Dec | 4.45 | 5.04 | -0.59 |
34.13 | 40.01 | -5.88 |