| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.78 | 2.96 | -0.18 |
| Feb | 3.15 | 3.31 | -0.16 |
| Mar | 1.81 | 2.07 | -0.26 |
| Apr | 0.73 | 0.75 | -0.02 |
| May | 0.26 | 0.32 | -0.06 |
| Jun | 0.05 | 0.10 | -0.05 |
| Jul | 0.03 | 0.07 | -0.04 |
| Aug | 0.01 | 0.00 | 0.01 |
| Sep | 0.12 | 0.13 | -0.01 |
| Oct | 0.48 | 0.57 | -0.09 |
| Nov | 0.83 | 0.87 | -0.04 |
| Dec | 2.16 | 2.34 | -0.18 |
12.41 | 13.49 | -1.08 |