| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.21 | -0.13 |
| Feb | 2.37 | 2.46 | -0.09 |
| Mar | 3.24 | 3.25 | -0.01 |
| Apr | 3.06 | 3.10 | -0.04 |
| May | 4.32 | 4.05 | 0.27 |
| Jun | 3.53 | 3.91 | -0.38 |
| Jul | 2.09 | 1.97 | 0.12 |
| Aug | 2.37 | 2.36 | 0.01 |
| Sep | 3.09 | 2.89 | 0.20 |
| Oct | 4.08 | 4.12 | -0.04 |
| Nov | 2.52 | 2.73 | -0.21 |
| Dec | 2.52 | 2.55 | -0.03 |
35.27 | 35.60 | -0.33 |