| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.75 | 5.77 | -0.02 |
| Feb | 4.53 | 4.66 | -0.13 |
| Mar | 5.35 | 5.27 | 0.08 |
| Apr | 5.31 | 5.21 | 0.10 |
| May | 5.20 | 5.31 | -0.11 |
| Jun | 6.39 | 6.44 | -0.05 |
| Jul | 7.17 | 7.43 | -0.26 |
| Aug | 6.33 | 6.54 | -0.21 |
| Sep | 5.13 | 5.21 | -0.08 |
| Oct | 3.81 | 3.97 | -0.16 |
| Nov | 4.31 | 4.40 | -0.09 |
| Dec | 5.33 | 5.49 | -0.16 |
64.61 | 65.70 | -1.09 |