| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.31 | 10.45 | -0.14 |
| Feb | 9.03 | 8.84 | 0.19 |
| Mar | 7.76 | 7.68 | 0.08 |
| Apr | 3.79 | 4.12 | -0.33 |
| May | 1.86 | 2.12 | -0.26 |
| Jun | 0.53 | 0.63 | -0.10 |
| Jul | 0.02 | 0.05 | -0.03 |
| Aug | 0.09 | 0.07 | 0.02 |
| Sep | 0.31 | 0.36 | -0.05 |
| Oct | 2.59 | 2.77 | -0.18 |
| Nov | 5.72 | 5.96 | -0.24 |
| Dec | 11.08 | 11.17 | -0.09 |
53.09 | 54.22 | -1.13 |