| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.11 | 8.16 | -1.05 |
| Feb | 5.50 | 6.34 | -0.84 |
| Mar | 5.40 | 5.99 | -0.59 |
| Apr | 3.93 | 4.17 | -0.24 |
| May | 2.34 | 2.45 | -0.11 |
| Jun | 1.23 | 1.21 | 0.02 |
| Jul | 0.31 | 0.33 | -0.02 |
| Aug | 0.34 | 0.31 | 0.03 |
| Sep | 1.29 | 1.32 | -0.03 |
| Oct | 3.57 | 3.53 | 0.04 |
| Nov | 6.82 | 7.63 | -0.81 |
| Dec | 8.77 | 10.04 | -1.27 |
46.61 | 51.48 | -4.87 |