| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.28 | 0.32 | -0.04 |
| Feb | 0.33 | 0.32 | 0.01 |
| Mar | 0.70 | 0.82 | -0.12 |
| Apr | 1.53 | 1.54 | -0.01 |
| May | 2.37 | 2.39 | -0.02 |
| Jun | 1.76 | 1.53 | 0.23 |
| Jul | 1.69 | 1.40 | 0.29 |
| Aug | 1.65 | 1.38 | 0.27 |
| Sep | 1.22 | 1.10 | 0.12 |
| Oct | 1.04 | 0.99 | 0.05 |
| Nov | 0.52 | 0.54 | -0.02 |
| Dec | 0.32 | 0.37 | -0.05 |
13.41 | 12.70 | 0.71 |