| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.92 | -0.30 |
| Feb | 0.79 | 1.18 | -0.39 |
| Mar | 1.66 | 2.35 | -0.69 |
| Apr | 2.55 | 3.20 | -0.65 |
| May | 2.54 | 3.06 | -0.52 |
| Jun | 1.82 | 1.98 | -0.16 |
| Jul | 1.89 | 2.14 | -0.25 |
| Aug | 1.90 | 1.96 | -0.06 |
| Sep | 1.46 | 1.90 | -0.44 |
| Oct | 1.23 | 1.69 | -0.46 |
| Nov | 0.88 | 1.22 | -0.34 |
| Dec | 0.65 | 0.95 | -0.30 |
17.99 | 22.55 | -4.56 |