| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 3.02 | -0.01 |
| Feb | 2.42 | 2.46 | -0.04 |
| Mar | 2.81 | 2.75 | 0.06 |
| Apr | 2.57 | 2.70 | -0.13 |
| May | 2.73 | 2.56 | 0.17 |
| Jun | 7.42 | 7.57 | -0.15 |
| Jul | 8.70 | 9.03 | -0.33 |
| Aug | 9.31 | 9.28 | 0.03 |
| Sep | 6.56 | 6.96 | -0.40 |
| Oct | 2.82 | 2.75 | 0.07 |
| Nov | 1.71 | 1.81 | -0.10 |
| Dec | 2.57 | 2.55 | 0.02 |
52.63 | 53.44 | -0.81 |