| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.43 | -0.04 |
| Feb | 0.37 | 0.42 | -0.05 |
| Mar | 0.47 | 0.56 | -0.09 |
| Apr | 0.49 | 0.59 | -0.10 |
| May | 0.41 | 0.40 | 0.01 |
| Jun | 0.47 | 0.41 | 0.06 |
| Jul | 1.52 | 1.45 | 0.07 |
| Aug | 1.47 | 1.46 | 0.01 |
| Sep | 1.15 | 1.21 | -0.06 |
| Oct | 0.87 | 0.98 | -0.11 |
| Nov | 0.54 | 0.59 | -0.05 |
| Dec | 0.51 | 0.61 | -0.10 |
8.66 | 9.11 | -0.45 |