| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.02 | 1.04 | -0.02 |
| Feb | 0.96 | 1.09 | -0.13 |
| Mar | 1.44 | 1.47 | -0.03 |
| Apr | 2.44 | 2.58 | -0.14 |
| May | 3.11 | 3.21 | -0.10 |
| Jun | 4.13 | 4.21 | -0.08 |
| Jul | 3.71 | 3.82 | -0.11 |
| Aug | 3.24 | 3.39 | -0.15 |
| Sep | 3.22 | 3.45 | -0.23 |
| Oct | 2.94 | 2.97 | -0.03 |
| Nov | 1.91 | 2.08 | -0.17 |
| Dec | 1.44 | 1.53 | -0.09 |
29.56 | 30.84 | -1.28 |