| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.79 | 3.04 | -0.25 |
| Feb | 2.23 | 2.31 | -0.08 |
| Mar | 2.66 | 2.84 | -0.18 |
| Apr | 3.49 | 3.49 | 0.00 |
| May | 3.81 | 3.86 | -0.05 |
| Jun | 4.42 | 4.66 | -0.24 |
| Jul | 4.30 | 4.28 | 0.02 |
| Aug | 3.89 | 4.02 | -0.13 |
| Sep | 3.70 | 3.78 | -0.08 |
| Oct | 4.36 | 4.36 | 0.00 |
| Nov | 3.14 | 3.46 | -0.32 |
| Dec | 3.07 | 3.31 | -0.24 |
41.86 | 43.41 | -1.55 |