| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.46 | -0.04 |
| Feb | 0.45 | 0.59 | -0.14 |
| Mar | 0.83 | 0.91 | -0.08 |
| Apr | 1.61 | 1.84 | -0.23 |
| May | 2.89 | 2.92 | -0.03 |
| Jun | 2.34 | 2.40 | -0.06 |
| Jul | 1.73 | 1.99 | -0.26 |
| Aug | 1.37 | 1.48 | -0.11 |
| Sep | 1.03 | 0.97 | 0.06 |
| Oct | 1.40 | 1.45 | -0.05 |
| Nov | 0.49 | 0.59 | -0.10 |
| Dec | 0.37 | 0.52 | -0.15 |
14.93 | 16.12 | -1.19 |