| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.70 | 2.78 | -0.08 |
| Feb | 2.35 | 2.37 | -0.02 |
| Mar | 2.78 | 2.97 | -0.19 |
| Apr | 3.27 | 3.31 | -0.04 |
| May | 3.54 | 3.61 | -0.07 |
| Jun | 4.46 | 4.54 | -0.08 |
| Jul | 4.31 | 4.41 | -0.10 |
| Aug | 4.07 | 4.19 | -0.12 |
| Sep | 4.01 | 3.68 | 0.33 |
| Oct | 3.97 | 4.07 | -0.10 |
| Nov | 3.02 | 3.03 | -0.01 |
| Dec | 3.30 | 3.50 | -0.20 |
41.78 | 42.46 | -0.68 |