| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.56 | 3.63 | -0.07 |
| Feb | 3.84 | 4.09 | -0.25 |
| Mar | 2.44 | 2.75 | -0.31 |
| Apr | 0.79 | 0.84 | -0.05 |
| May | 0.29 | 0.35 | -0.06 |
| Jun | 0.05 | 0.10 | -0.05 |
| Jul | 0.02 | 0.04 | -0.02 |
| Aug | 0.00 | 0.00 | 0.00 |
| Sep | 0.11 | 0.13 | -0.02 |
| Oct | 0.57 | 0.59 | -0.02 |
| Nov | 0.85 | 0.83 | 0.02 |
| Dec | 2.55 | 2.63 | -0.08 |
15.07 | 15.98 | -0.91 |