| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.66 | 2.95 | -0.29 |
| Feb | 2.41 | 2.77 | -0.36 |
| Mar | 2.92 | 3.24 | -0.32 |
| Apr | 3.52 | 3.61 | -0.09 |
| May | 3.54 | 3.49 | 0.05 |
| Jun | 4.14 | 4.06 | 0.08 |
| Jul | 3.94 | 4.10 | -0.16 |
| Aug | 3.83 | 3.91 | -0.08 |
| Sep | 3.67 | 3.50 | 0.17 |
| Oct | 4.24 | 4.17 | 0.07 |
| Nov | 3.25 | 3.41 | -0.16 |
| Dec | 3.21 | 3.54 | -0.33 |
41.33 | 42.75 | -1.42 |