| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.44 | 4.81 | -0.37 |
| Feb | 4.60 | 4.96 | -0.36 |
| Mar | 4.72 | 5.08 | -0.36 |
| Apr | 3.83 | 3.92 | -0.09 |
| May | 3.14 | 3.11 | 0.03 |
| Jun | 5.55 | 5.34 | 0.21 |
| Jul | 6.75 | 6.81 | -0.06 |
| Aug | 7.38 | 7.79 | -0.41 |
| Sep | 5.71 | 5.57 | 0.14 |
| Oct | 3.31 | 3.47 | -0.16 |
| Nov | 3.48 | 3.75 | -0.27 |
| Dec | 4.37 | 4.35 | 0.02 |
57.28 | 58.96 | -1.68 |