| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.35 | 0.40 | -0.05 |
| Feb | 0.37 | 0.44 | -0.07 |
| Mar | 0.72 | 0.87 | -0.15 |
| Apr | 1.04 | 1.25 | -0.21 |
| May | 1.37 | 1.53 | -0.16 |
| Jun | 1.22 | 1.39 | -0.17 |
| Jul | 2.39 | 2.68 | -0.29 |
| Aug | 2.29 | 2.40 | -0.11 |
| Sep | 1.17 | 1.31 | -0.14 |
| Oct | 0.66 | 0.76 | -0.10 |
| Nov | 0.44 | 0.44 | 0.00 |
| Dec | 0.36 | 0.40 | -0.04 |
12.38 | 13.87 | -1.49 |