| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.29 | 1.46 | -0.17 |
| Feb | 1.18 | 1.33 | -0.15 |
| Mar | 1.22 | 1.27 | -0.05 |
| Apr | 1.08 | 1.15 | -0.07 |
| May | 1.97 | 1.77 | 0.20 |
| Jun | 1.52 | 1.47 | 0.05 |
| Jul | 1.06 | 1.09 | -0.03 |
| Aug | 1.03 | 0.97 | 0.06 |
| Sep | 1.44 | 1.47 | -0.03 |
| Oct | 1.11 | 1.10 | 0.01 |
| Nov | 1.04 | 1.16 | -0.12 |
| Dec | 1.45 | 1.65 | -0.20 |
15.39 | 15.89 | -0.50 |