| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 13.77 | 16.40 | -2.63 |
| Feb | 9.59 | 11.68 | -2.09 |
| Mar | 10.67 | 12.56 | -1.89 |
| Apr | 7.68 | 9.05 | -1.37 |
| May | 4.61 | 5.18 | -0.57 |
| Jun | 3.24 | 3.81 | -0.57 |
| Jul | 0.98 | 1.12 | -0.14 |
| Aug | 1.44 | 1.42 | 0.02 |
| Sep | 3.52 | 3.82 | -0.30 |
| Oct | 8.79 | 9.60 | -0.81 |
| Nov | 14.10 | 16.92 | -2.82 |
| Dec | 15.09 | 17.46 | -2.37 |
93.48 | 109.02 | -15.54 |