| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.48 | 1.26 | 0.22 |
| Feb | 1.46 | 1.32 | 0.14 |
| Mar | 1.14 | 1.07 | 0.07 |
| Apr | 0.97 | 0.94 | 0.03 |
| May | 1.12 | 1.15 | -0.03 |
| Jun | 0.47 | 0.46 | 0.01 |
| Jul | 1.45 | 1.35 | 0.10 |
| Aug | 1.71 | 1.57 | 0.14 |
| Sep | 1.77 | 1.66 | 0.11 |
| Oct | 1.48 | 1.49 | -0.01 |
| Nov | 1.12 | 1.08 | 0.04 |
| Dec | 1.25 | 1.28 | -0.03 |
15.42 | 14.63 | 0.79 |