| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.82 | 7.01 | 0.81 |
| Feb | 6.88 | 5.96 | 0.92 |
| Mar | 6.57 | 5.89 | 0.68 |
| Apr | 3.51 | 3.35 | 0.16 |
| May | 1.65 | 1.59 | 0.06 |
| Jun | 0.59 | 0.71 | -0.12 |
| Jul | 0.05 | 0.10 | -0.05 |
| Aug | 0.09 | 0.11 | -0.02 |
| Sep | 0.32 | 0.29 | 0.03 |
| Oct | 2.42 | 2.22 | 0.20 |
| Nov | 4.83 | 4.32 | 0.51 |
| Dec | 8.71 | 8.37 | 0.34 |
43.44 | 39.92 | 3.52 |