| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 1.12 | -0.06 |
| Feb | 1.05 | 1.16 | -0.11 |
| Mar | 1.39 | 1.40 | -0.01 |
| Apr | 1.40 | 1.68 | -0.28 |
| May | 2.16 | 2.22 | -0.06 |
| Jun | 2.88 | 3.02 | -0.14 |
| Jul | 1.96 | 2.73 | -0.77 |
| Aug | 1.94 | 1.88 | 0.06 |
| Sep | 5.35 | 5.53 | -0.18 |
| Oct | 3.25 | 3.36 | -0.11 |
| Nov | 1.73 | 1.81 | -0.08 |
| Dec | 1.28 | 1.32 | -0.04 |
25.45 | 27.23 | -1.78 |