| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.23 | 3.46 | -0.23 |
| Feb | 2.04 | 2.32 | -0.28 |
| Mar | 2.01 | 2.31 | -0.30 |
| Apr | 1.62 | 1.82 | -0.20 |
| May | 1.41 | 1.50 | -0.09 |
| Jun | 1.07 | 1.22 | -0.15 |
| Jul | 0.65 | 0.68 | -0.03 |
| Aug | 0.85 | 0.80 | 0.05 |
| Sep | 1.24 | 1.33 | -0.09 |
| Oct | 2.59 | 2.81 | -0.22 |
| Nov | 3.79 | 3.97 | -0.18 |
| Dec | 3.05 | 3.46 | -0.41 |
23.55 | 25.68 | -2.13 |