| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.78 | -0.13 |
| Feb | 1.34 | 1.46 | -0.12 |
| Mar | 1.46 | 1.55 | -0.09 |
| Apr | 0.70 | 0.75 | -0.05 |
| May | 0.33 | 0.33 | 0.00 |
| Jun | 0.07 | 0.11 | -0.04 |
| Jul | 0.01 | 0.02 | -0.01 |
| Aug | 0.01 | 0.00 | 0.01 |
| Sep | 0.05 | 0.06 | -0.01 |
| Oct | 0.44 | 0.42 | 0.02 |
| Nov | 0.65 | 0.67 | -0.02 |
| Dec | 1.31 | 1.44 | -0.13 |
8.02 | 8.59 | -0.57 |