| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.40 | 1.34 | 0.06 |
| Feb | 1.28 | 1.29 | -0.01 |
| Mar | 0.96 | 0.82 | 0.14 |
| Apr | 0.36 | 0.52 | -0.16 |
| May | 0.39 | 0.46 | -0.07 |
| Jun | 0.68 | 0.57 | 0.11 |
| Jul | 3.08 | 3.61 | -0.53 |
| Aug | 2.90 | 3.18 | -0.28 |
| Sep | 1.77 | 1.91 | -0.14 |
| Oct | 1.02 | 1.12 | -0.10 |
| Nov | 1.02 | 1.20 | -0.18 |
| Dec | 1.60 | 1.66 | -0.06 |
16.46 | 17.68 | -1.22 |