| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.20 | 9.18 | 0.02 |
| Feb | 7.18 | 7.28 | -0.10 |
| Mar | 7.43 | 7.45 | -0.02 |
| Apr | 5.25 | 5.48 | -0.23 |
| May | 2.94 | 2.91 | 0.03 |
| Jun | 1.50 | 1.56 | -0.06 |
| Jul | 0.31 | 0.34 | -0.03 |
| Aug | 0.44 | 0.46 | -0.02 |
| Sep | 1.29 | 1.39 | -0.10 |
| Oct | 3.94 | 4.07 | -0.13 |
| Nov | 8.03 | 8.25 | -0.22 |
| Dec | 10.51 | 10.90 | -0.39 |
58.02 | 59.27 | -1.25 |