| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.36 | 0.51 | -0.15 |
| Feb | 0.45 | 0.61 | -0.16 |
| Mar | 0.75 | 0.96 | -0.21 |
| Apr | 1.62 | 1.70 | -0.08 |
| May | 2.82 | 3.18 | -0.36 |
| Jun | 2.09 | 2.30 | -0.21 |
| Jul | 1.55 | 1.45 | 0.10 |
| Aug | 0.84 | 0.79 | 0.05 |
| Sep | 1.29 | 1.34 | -0.05 |
| Oct | 1.17 | 1.31 | -0.14 |
| Nov | 0.55 | 0.65 | -0.10 |
| Dec | 0.36 | 0.51 | -0.15 |
13.85 | 15.31 | -1.46 |