| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.71 | 1.89 | -0.18 |
| Feb | 1.72 | 1.74 | -0.02 |
| Mar | 2.24 | 2.46 | -0.22 |
| Apr | 3.72 | 3.93 | -0.21 |
| May | 3.96 | 4.09 | -0.13 |
| Jun | 4.12 | 4.02 | 0.10 |
| Jul | 3.28 | 3.38 | -0.10 |
| Aug | 3.56 | 3.49 | 0.07 |
| Sep | 3.35 | 3.46 | -0.11 |
| Oct | 3.20 | 3.16 | 0.04 |
| Nov | 2.36 | 2.34 | 0.02 |
| Dec | 1.88 | 2.05 | -0.17 |
35.10 | 36.01 | -0.91 |