| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 12.83 | 13.82 | -0.99 |
| Feb | 7.98 | 8.24 | -0.26 |
| Mar | 9.14 | 9.62 | -0.48 |
| Apr | 6.08 | 6.38 | -0.30 |
| May | 3.38 | 3.45 | -0.07 |
| Jun | 2.41 | 2.45 | -0.04 |
| Jul | 0.93 | 0.96 | -0.03 |
| Aug | 1.56 | 1.53 | 0.03 |
| Sep | 2.88 | 2.97 | -0.09 |
| Oct | 8.02 | 8.29 | -0.27 |
| Nov | 12.84 | 13.49 | -0.65 |
| Dec | 12.40 | 13.24 | -0.84 |
80.45 | 84.44 | -3.99 |