| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.79 | 2.81 | -0.02 |
| Feb | 3.10 | 3.11 | -0.01 |
| Mar | 1.72 | 1.97 | -0.25 |
| Apr | 0.67 | 0.71 | -0.04 |
| May | 0.25 | 0.34 | -0.09 |
| Jun | 0.06 | 0.10 | -0.04 |
| Jul | 0.03 | 0.07 | -0.04 |
| Aug | 0.01 | 0.00 | 0.01 |
| Sep | 0.11 | 0.13 | -0.02 |
| Oct | 0.52 | 0.59 | -0.07 |
| Nov | 0.84 | 0.81 | 0.03 |
| Dec | 2.13 | 2.45 | -0.32 |
12.23 | 13.09 | -0.86 |