| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.09 | 1.41 | -0.32 |
| Feb | 0.68 | 0.71 | -0.03 |
| Mar | 0.81 | 0.90 | -0.09 |
| Apr | 0.74 | 0.75 | -0.01 |
| May | 0.84 | 0.90 | -0.06 |
| Jun | 0.50 | 0.58 | -0.08 |
| Jul | 0.17 | 0.16 | 0.01 |
| Aug | 0.12 | 0.16 | -0.04 |
| Sep | 0.28 | 0.26 | 0.02 |
| Oct | 0.55 | 0.72 | -0.17 |
| Nov | 0.83 | 0.90 | -0.07 |
| Dec | 1.16 | 1.51 | -0.35 |
7.77 | 8.96 | -1.19 |