| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.99 | 1.05 | -0.06 |
| Feb | 0.85 | 1.04 | -0.19 |
| Mar | 0.88 | 0.77 | 0.11 |
| Apr | 0.74 | 0.94 | -0.20 |
| May | 0.96 | 1.05 | -0.09 |
| Jun | 1.44 | 1.84 | -0.40 |
| Jul | 3.72 | 3.69 | 0.03 |
| Aug | 3.35 | 3.79 | -0.44 |
| Sep | 2.12 | 2.66 | -0.54 |
| Oct | 1.69 | 1.59 | 0.10 |
| Nov | 0.83 | 1.04 | -0.21 |
| Dec | 1.42 | 1.27 | 0.15 |
18.99 | 20.73 | -1.74 |