| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.46 | 2.55 | -0.09 |
| Feb | 1.97 | 2.03 | -0.06 |
| Mar | 2.35 | 2.31 | 0.04 |
| Apr | 3.69 | 3.71 | -0.02 |
| May | 3.82 | 3.97 | -0.15 |
| Jun | 3.62 | 3.61 | 0.01 |
| Jul | 3.26 | 3.23 | 0.03 |
| Aug | 3.41 | 3.44 | -0.03 |
| Sep | 3.12 | 3.11 | 0.01 |
| Oct | 3.79 | 3.71 | 0.08 |
| Nov | 2.99 | 3.03 | -0.04 |
| Dec | 2.39 | 2.48 | -0.09 |
36.87 | 37.18 | -0.31 |