| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.49 | 5.66 | -0.17 |
| Feb | 5.44 | 5.55 | -0.11 |
| Mar | 5.39 | 5.59 | -0.20 |
| Apr | 5.71 | 6.00 | -0.29 |
| May | 4.12 | 4.10 | 0.02 |
| Jun | 4.36 | 4.82 | -0.46 |
| Jul | 4.92 | 5.30 | -0.38 |
| Aug | 4.25 | 4.39 | -0.14 |
| Sep | 3.41 | 3.27 | 0.14 |
| Oct | 3.63 | 3.94 | -0.31 |
| Nov | 4.13 | 4.35 | -0.22 |
| Dec | 5.32 | 5.44 | -0.12 |
56.17 | 58.41 | -2.24 |