| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.38 | 0.06 |
| Feb | 0.39 | 0.35 | 0.04 |
| Mar | 0.89 | 0.88 | 0.01 |
| Apr | 1.45 | 1.41 | 0.04 |
| May | 1.77 | 1.69 | 0.08 |
| Jun | 1.83 | 1.71 | 0.12 |
| Jul | 2.51 | 2.45 | 0.06 |
| Aug | 2.14 | 2.17 | -0.03 |
| Sep | 0.97 | 0.95 | 0.02 |
| Oct | 1.13 | 1.06 | 0.07 |
| Nov | 0.57 | 0.49 | 0.08 |
| Dec | 0.45 | 0.51 | -0.06 |
14.54 | 14.05 | 0.49 |