| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.13 | 8.64 | 0.49 |
| Feb | 5.86 | 5.74 | 0.12 |
| Mar | 5.98 | 6.27 | -0.29 |
| Apr | 4.06 | 4.02 | 0.04 |
| May | 2.26 | 2.51 | -0.25 |
| Jun | 1.60 | 1.85 | -0.25 |
| Jul | 0.79 | 0.84 | -0.05 |
| Aug | 1.04 | 1.18 | -0.14 |
| Sep | 2.10 | 2.05 | 0.05 |
| Oct | 5.48 | 5.22 | 0.26 |
| Nov | 9.74 | 9.02 | 0.72 |
| Dec | 9.35 | 9.22 | 0.13 |
57.39 | 56.56 | 0.83 |