| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.95 | 3.11 | -0.16 |
| Feb | 3.34 | 3.49 | -0.15 |
| Mar | 2.01 | 2.13 | -0.12 |
| Apr | 0.67 | 0.81 | -0.14 |
| May | 0.27 | 0.37 | -0.10 |
| Jun | 0.04 | 0.08 | -0.04 |
| Jul | 0.02 | 0.03 | -0.01 |
| Aug | 0.01 | 0.00 | 0.01 |
| Sep | 0.10 | 0.10 | 0.00 |
| Oct | 0.52 | 0.51 | 0.01 |
| Nov | 0.78 | 0.82 | -0.04 |
| Dec | 2.14 | 2.39 | -0.25 |
12.85 | 13.84 | -0.99 |