| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.05 | 4.09 | -0.04 |
| Feb | 4.55 | 4.56 | -0.01 |
| Mar | 5.38 | 5.28 | 0.10 |
| Apr | 5.33 | 5.29 | 0.04 |
| May | 5.39 | 5.61 | -0.22 |
| Jun | 4.29 | 4.26 | 0.03 |
| Jul | 4.24 | 4.23 | 0.01 |
| Aug | 3.58 | 3.34 | 0.24 |
| Sep | 3.55 | 3.57 | -0.02 |
| Oct | 3.83 | 3.77 | 0.06 |
| Nov | 4.37 | 4.56 | -0.19 |
| Dec | 5.31 | 5.49 | -0.18 |
53.87 | 54.05 | -0.18 |