| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.48 | 2.42 | -0.94 |
| Feb | 1.12 | 1.82 | -0.70 |
| Mar | 1.73 | 2.36 | -0.63 |
| Apr | 1.86 | 2.13 | -0.27 |
| May | 2.35 | 2.57 | -0.22 |
| Jun | 1.96 | 2.27 | -0.31 |
| Jul | 0.75 | 0.72 | 0.03 |
| Aug | 0.68 | 0.75 | -0.07 |
| Sep | 0.88 | 1.06 | -0.18 |
| Oct | 1.33 | 1.56 | -0.23 |
| Nov | 1.59 | 2.27 | -0.68 |
| Dec | 1.83 | 2.98 | -1.15 |
17.56 | 22.91 | -5.35 |