| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.55 | -0.07 |
| Feb | 0.52 | 0.60 | -0.08 |
| Mar | 1.10 | 1.23 | -0.13 |
| Apr | 1.89 | 1.94 | -0.05 |
| May | 2.24 | 2.27 | -0.03 |
| Jun | 2.07 | 2.32 | -0.25 |
| Jul | 2.55 | 2.38 | 0.17 |
| Aug | 2.10 | 2.32 | -0.22 |
| Sep | 1.21 | 1.39 | -0.18 |
| Oct | 1.04 | 1.04 | 0.00 |
| Nov | 0.67 | 0.71 | -0.04 |
| Dec | 0.51 | 0.56 | -0.05 |
16.38 | 17.31 | -0.93 |