| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 11.24 | 11.90 | -0.66 |
| Feb | 8.52 | 9.33 | -0.81 |
| Mar | 8.14 | 9.51 | -1.37 |
| Apr | 4.73 | 5.65 | -0.92 |
| May | 2.28 | 2.50 | -0.22 |
| Jun | 0.95 | 1.03 | -0.08 |
| Jul | 0.23 | 0.28 | -0.05 |
| Aug | 0.29 | 0.23 | 0.06 |
| Sep | 0.88 | 1.02 | -0.14 |
| Oct | 3.66 | 4.59 | -0.93 |
| Nov | 8.55 | 9.59 | -1.04 |
| Dec | 13.41 | 14.52 | -1.11 |
62.88 | 70.15 | -7.27 |