| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.39 | 0.24 |
| Feb | 0.55 | 0.36 | 0.19 |
| Mar | 0.72 | 0.64 | 0.08 |
| Apr | 1.37 | 1.81 | -0.44 |
| May | 2.04 | 1.96 | 0.08 |
| Jun | 3.42 | 4.05 | -0.63 |
| Jul | 1.22 | 1.55 | -0.33 |
| Aug | 1.31 | 1.79 | -0.48 |
| Sep | 1.44 | 1.57 | -0.13 |
| Oct | 1.00 | 1.23 | -0.23 |
| Nov | 0.70 | 0.58 | 0.12 |
| Dec | 0.54 | 0.35 | 0.19 |
14.94 | 16.28 | -1.34 |