| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.94 | 1.08 | -0.14 |
| Feb | 0.66 | 0.74 | -0.08 |
| Mar | 0.90 | 0.99 | -0.09 |
| Apr | 1.17 | 1.24 | -0.07 |
| May | 1.77 | 1.82 | -0.05 |
| Jun | 1.28 | 1.34 | -0.06 |
| Jul | 0.57 | 0.51 | 0.06 |
| Aug | 0.77 | 0.64 | 0.13 |
| Sep | 1.04 | 0.97 | 0.07 |
| Oct | 1.04 | 1.13 | -0.09 |
| Nov | 0.75 | 0.84 | -0.09 |
| Dec | 0.91 | 1.04 | -0.13 |
11.80 | 12.34 | -0.54 |