| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.26 | 0.32 | -0.06 |
| Feb | 0.27 | 0.30 | -0.03 |
| Mar | 0.66 | 0.74 | -0.08 |
| Apr | 1.21 | 1.27 | -0.06 |
| May | 1.68 | 1.72 | -0.04 |
| Jun | 1.77 | 1.79 | -0.02 |
| Jul | 2.56 | 2.47 | 0.09 |
| Aug | 2.21 | 2.07 | 0.14 |
| Sep | 0.89 | 0.91 | -0.02 |
| Oct | 0.98 | 1.01 | -0.03 |
| Nov | 0.38 | 0.39 | -0.01 |
| Dec | 0.27 | 0.34 | -0.07 |
13.14 | 13.33 | -0.19 |