| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.51 | -0.05 |
| Feb | 0.55 | 0.58 | -0.03 |
| Mar | 1.08 | 1.34 | -0.26 |
| Apr | 1.85 | 2.02 | -0.17 |
| May | 2.46 | 2.47 | -0.01 |
| Jun | 1.59 | 1.68 | -0.09 |
| Jul | 1.97 | 1.92 | 0.05 |
| Aug | 1.59 | 1.88 | -0.29 |
| Sep | 1.27 | 1.36 | -0.09 |
| Oct | 0.94 | 1.09 | -0.15 |
| Nov | 0.67 | 0.78 | -0.11 |
| Dec | 0.52 | 0.56 | -0.04 |
14.95 | 16.19 | -1.24 |