| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.52 | 2.19 | -0.67 |
| Feb | 1.13 | 1.62 | -0.49 |
| Mar | 1.57 | 1.84 | -0.27 |
| Apr | 1.98 | 2.05 | -0.07 |
| May | 2.31 | 2.64 | -0.33 |
| Jun | 1.81 | 2.00 | -0.19 |
| Jul | 1.04 | 1.23 | -0.19 |
| Aug | 1.19 | 1.19 | 0.00 |
| Sep | 1.51 | 1.62 | -0.11 |
| Oct | 1.61 | 1.86 | -0.25 |
| Nov | 1.44 | 1.73 | -0.29 |
| Dec | 1.71 | 2.04 | -0.33 |
18.82 | 22.01 | -3.19 |