| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.72 | 3.10 | -0.38 |
| Feb | 3.25 | 3.62 | -0.37 |
| Mar | 1.89 | 2.07 | -0.18 |
| Apr | 0.78 | 0.85 | -0.07 |
| May | 0.26 | 0.34 | -0.08 |
| Jun | 0.05 | 0.10 | -0.05 |
| Jul | 0.03 | 0.07 | -0.04 |
| Aug | 0.01 | 0.02 | -0.01 |
| Sep | 0.11 | 0.12 | -0.01 |
| Oct | 0.50 | 0.68 | -0.18 |
| Nov | 0.89 | 0.94 | -0.05 |
| Dec | 2.08 | 2.42 | -0.34 |
12.57 | 14.33 | -1.76 |