| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.54 | -0.08 |
| Feb | 0.55 | 0.62 | -0.07 |
| Mar | 1.08 | 1.37 | -0.29 |
| Apr | 1.85 | 2.10 | -0.25 |
| May | 2.46 | 2.50 | -0.04 |
| Jun | 1.59 | 1.72 | -0.13 |
| Jul | 1.97 | 2.00 | -0.03 |
| Aug | 1.59 | 1.98 | -0.39 |
| Sep | 1.27 | 1.39 | -0.12 |
| Oct | 0.94 | 1.14 | -0.20 |
| Nov | 0.67 | 0.82 | -0.15 |
| Dec | 0.52 | 0.57 | -0.05 |
14.95 | 16.75 | -1.80 |