| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.40 | 0.36 | 0.04 |
| Feb | 0.37 | 0.34 | 0.03 |
| Mar | 0.87 | 0.82 | 0.05 |
| Apr | 1.41 | 1.35 | 0.06 |
| May | 1.75 | 1.68 | 0.07 |
| Jun | 1.79 | 1.69 | 0.10 |
| Jul | 2.51 | 2.42 | 0.09 |
| Aug | 2.07 | 2.09 | -0.02 |
| Sep | 0.96 | 0.93 | 0.03 |
| Oct | 1.10 | 1.05 | 0.05 |
| Nov | 0.54 | 0.44 | 0.10 |
| Dec | 0.41 | 0.45 | -0.04 |
14.18 | 13.62 | 0.56 |