| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.21 | 5.40 | -0.19 |
| Feb | 5.51 | 5.77 | -0.26 |
| Mar | 5.36 | 5.37 | -0.01 |
| Apr | 5.64 | 5.77 | -0.13 |
| May | 3.91 | 4.21 | -0.30 |
| Jun | 4.09 | 4.29 | -0.20 |
| Jul | 4.57 | 5.02 | -0.45 |
| Aug | 4.22 | 4.52 | -0.30 |
| Sep | 3.84 | 3.76 | 0.08 |
| Oct | 3.71 | 3.83 | -0.12 |
| Nov | 4.17 | 4.39 | -0.22 |
| Dec | 5.26 | 5.38 | -0.12 |
55.49 | 57.71 | -2.22 |