| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.71 | 1.99 | -0.28 |
| Feb | 1.53 | 1.57 | -0.04 |
| Mar | 1.13 | 1.29 | -0.16 |
| Apr | 1.08 | 1.04 | 0.04 |
| May | 1.06 | 1.13 | -0.07 |
| Jun | 0.51 | 0.56 | -0.05 |
| Jul | 1.83 | 1.73 | 0.10 |
| Aug | 2.09 | 2.27 | -0.18 |
| Sep | 2.09 | 2.11 | -0.02 |
| Oct | 1.71 | 1.84 | -0.13 |
| Nov | 1.36 | 1.39 | -0.03 |
| Dec | 1.46 | 1.64 | -0.18 |
17.56 | 18.56 | -1.00 |