| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.08 | 3.22 | -0.14 |
| Feb | 3.07 | 3.22 | -0.15 |
| Mar | 3.77 | 3.96 | -0.19 |
| Apr | 3.57 | 3.82 | -0.25 |
| May | 4.49 | 4.37 | 0.12 |
| Jun | 3.92 | 3.88 | 0.04 |
| Jul | 2.03 | 2.09 | -0.06 |
| Aug | 2.67 | 2.41 | 0.26 |
| Sep | 3.08 | 3.05 | 0.03 |
| Oct | 4.90 | 4.96 | -0.06 |
| Nov | 3.21 | 3.32 | -0.11 |
| Dec | 3.67 | 3.75 | -0.08 |
41.46 | 42.05 | -0.59 |