| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.48 | -0.04 |
| Feb | 0.50 | 0.56 | -0.06 |
| Mar | 1.05 | 1.24 | -0.19 |
| Apr | 1.81 | 1.84 | -0.03 |
| May | 2.40 | 2.33 | 0.07 |
| Jun | 1.70 | 1.72 | -0.02 |
| Jul | 2.12 | 1.90 | 0.22 |
| Aug | 1.69 | 1.90 | -0.21 |
| Sep | 1.25 | 1.42 | -0.17 |
| Oct | 0.97 | 1.04 | -0.07 |
| Nov | 0.69 | 0.73 | -0.04 |
| Dec | 0.48 | 0.53 | -0.05 |
15.10 | 15.69 | -0.59 |