| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.57 | -0.10 |
| Feb | 0.44 | 0.52 | -0.08 |
| Mar | 0.60 | 0.68 | -0.08 |
| Apr | 0.83 | 0.90 | -0.07 |
| May | 0.77 | 0.85 | -0.08 |
| Jun | 0.43 | 0.44 | -0.01 |
| Jul | 0.70 | 0.72 | -0.02 |
| Aug | 0.89 | 0.90 | -0.01 |
| Sep | 1.00 | 1.07 | -0.07 |
| Oct | 0.92 | 1.02 | -0.10 |
| Nov | 0.51 | 0.61 | -0.10 |
| Dec | 0.42 | 0.54 | -0.12 |
7.98 | 8.82 | -0.84 |