| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.53 | -0.07 |
| Feb | 0.55 | 0.60 | -0.05 |
| Mar | 1.08 | 1.34 | -0.26 |
| Apr | 1.85 | 2.05 | -0.20 |
| May | 2.46 | 2.54 | -0.08 |
| Jun | 1.59 | 1.68 | -0.09 |
| Jul | 1.97 | 1.95 | 0.02 |
| Aug | 1.59 | 1.80 | -0.21 |
| Sep | 1.27 | 1.30 | -0.03 |
| Oct | 0.94 | 1.09 | -0.15 |
| Nov | 0.67 | 0.79 | -0.12 |
| Dec | 0.52 | 0.58 | -0.06 |
14.95 | 16.25 | -1.30 |