| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.41 | 4.44 | -0.03 |
| Feb | 4.55 | 4.60 | -0.05 |
| Mar | 5.24 | 5.34 | -0.10 |
| Apr | 5.30 | 5.39 | -0.09 |
| May | 5.04 | 5.07 | -0.03 |
| Jun | 3.91 | 4.14 | -0.23 |
| Jul | 3.85 | 3.59 | 0.26 |
| Aug | 3.44 | 3.33 | 0.11 |
| Sep | 3.77 | 3.82 | -0.05 |
| Oct | 4.56 | 4.81 | -0.25 |
| Nov | 4.36 | 4.31 | 0.05 |
| Dec | 5.39 | 5.48 | -0.09 |
53.82 | 54.32 | -0.50 |