| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.54 | 0.69 | -0.15 |
| Feb | 0.56 | 0.63 | -0.07 |
| Mar | 0.68 | 0.79 | -0.11 |
| Apr | 1.69 | 1.86 | -0.17 |
| May | 2.72 | 2.62 | 0.10 |
| Jun | 3.04 | 3.39 | -0.35 |
| Jul | 1.52 | 1.38 | 0.14 |
| Aug | 1.22 | 1.26 | -0.04 |
| Sep | 1.50 | 1.60 | -0.10 |
| Oct | 1.16 | 1.25 | -0.09 |
| Nov | 0.69 | 0.84 | -0.15 |
| Dec | 0.59 | 0.65 | -0.06 |
15.91 | 16.96 | -1.05 |