| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.71 | 2.09 | -0.38 |
| Feb | 1.53 | 1.72 | -0.19 |
| Mar | 1.13 | 1.35 | -0.22 |
| Apr | 1.08 | 1.30 | -0.22 |
| May | 1.06 | 1.26 | -0.20 |
| Jun | 0.51 | 0.57 | -0.06 |
| Jul | 1.83 | 1.88 | -0.05 |
| Aug | 2.09 | 2.44 | -0.35 |
| Sep | 2.09 | 2.13 | -0.04 |
| Oct | 1.71 | 1.85 | -0.14 |
| Nov | 1.36 | 1.55 | -0.19 |
| Dec | 1.46 | 1.71 | -0.25 |
17.56 | 19.85 | -2.29 |