| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.94 | 0.99 | -0.05 |
| Feb | 1.36 | 1.38 | -0.02 |
| Mar | 2.26 | 2.36 | -0.10 |
| Apr | 3.73 | 3.82 | -0.09 |
| May | 5.13 | 5.35 | -0.22 |
| Jun | 5.33 | 5.31 | 0.02 |
| Jul | 4.37 | 4.45 | -0.08 |
| Aug | 4.49 | 4.52 | -0.03 |
| Sep | 3.70 | 3.79 | -0.09 |
| Oct | 3.07 | 3.26 | -0.19 |
| Nov | 1.96 | 1.98 | -0.02 |
| Dec | 1.50 | 1.59 | -0.09 |
37.84 | 38.80 | -0.96 |