| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.57 | 12.05 | -1.48 |
| Feb | 10.08 | 10.02 | 0.06 |
| Mar | 8.61 | 8.94 | -0.33 |
| Apr | 4.85 | 5.03 | -0.18 |
| May | 2.49 | 2.37 | 0.12 |
| Jun | 0.78 | 1.05 | -0.27 |
| Jul | 0.09 | 0.15 | -0.06 |
| Aug | 0.20 | 0.17 | 0.03 |
| Sep | 0.49 | 0.55 | -0.06 |
| Oct | 3.38 | 3.48 | -0.10 |
| Nov | 6.62 | 7.27 | -0.65 |
| Dec | 12.36 | 14.21 | -1.85 |
60.52 | 65.29 | -4.77 |