| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 1.16 | -0.10 |
| Feb | 1.05 | 1.15 | -0.10 |
| Mar | 1.37 | 1.41 | -0.04 |
| Apr | 1.40 | 1.69 | -0.29 |
| May | 2.13 | 2.21 | -0.08 |
| Jun | 2.87 | 3.02 | -0.15 |
| Jul | 1.97 | 2.69 | -0.72 |
| Aug | 1.96 | 2.01 | -0.05 |
| Sep | 5.37 | 5.63 | -0.26 |
| Oct | 3.27 | 3.44 | -0.17 |
| Nov | 1.72 | 1.81 | -0.09 |
| Dec | 1.28 | 1.32 | -0.04 |
25.45 | 27.54 | -2.09 |