| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.37 | 0.39 | -0.02 |
| Feb | 0.36 | 0.37 | -0.01 |
| Mar | 0.64 | 0.67 | -0.03 |
| Apr | 0.77 | 0.72 | 0.05 |
| May | 1.12 | 1.24 | -0.12 |
| Jun | 1.48 | 1.50 | -0.02 |
| Jul | 2.57 | 2.46 | 0.11 |
| Aug | 2.29 | 2.30 | -0.01 |
| Sep | 1.81 | 1.82 | -0.01 |
| Oct | 1.38 | 1.45 | -0.07 |
| Nov | 0.46 | 0.49 | -0.03 |
| Dec | 0.57 | 0.62 | -0.05 |
13.82 | 14.03 | -0.21 |