| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 11.69 | 12.17 | -0.48 |
| Feb | 9.04 | 9.77 | -0.73 |
| Mar | 9.65 | 10.08 | -0.43 |
| Apr | 7.08 | 7.14 | -0.06 |
| May | 3.53 | 3.38 | 0.15 |
| Jun | 1.73 | 2.15 | -0.42 |
| Jul | 0.32 | 0.34 | -0.02 |
| Aug | 0.46 | 0.55 | -0.09 |
| Sep | 1.43 | 1.51 | -0.08 |
| Oct | 5.29 | 5.33 | -0.04 |
| Nov | 9.79 | 10.86 | -1.07 |
| Dec | 13.88 | 14.30 | -0.42 |
73.89 | 77.58 | -3.69 |