| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.38 | 0.38 | 0.00 |
| Feb | 0.41 | 0.34 | 0.07 |
| Mar | 0.85 | 0.89 | -0.04 |
| Apr | 1.31 | 1.35 | -0.04 |
| May | 1.99 | 1.86 | 0.13 |
| Jun | 1.88 | 2.00 | -0.12 |
| Jul | 2.82 | 2.94 | -0.12 |
| Aug | 2.84 | 2.81 | 0.03 |
| Sep | 1.28 | 1.41 | -0.13 |
| Oct | 1.07 | 1.03 | 0.04 |
| Nov | 0.51 | 0.51 | 0.00 |
| Dec | 0.45 | 0.52 | -0.07 |
15.79 | 16.04 | -0.25 |