| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.34 | 0.31 | 0.03 |
| Feb | 0.52 | 0.49 | 0.03 |
| Mar | 1.07 | 0.90 | 0.17 |
| Apr | 1.88 | 1.77 | 0.11 |
| May | 2.97 | 2.81 | 0.16 |
| Jun | 2.48 | 2.55 | -0.07 |
| Jul | 2.01 | 1.87 | 0.14 |
| Aug | 1.60 | 1.53 | 0.07 |
| Sep | 1.52 | 1.39 | 0.13 |
| Oct | 1.39 | 1.29 | 0.10 |
| Nov | 0.57 | 0.56 | 0.01 |
| Dec | 0.48 | 0.47 | 0.01 |
16.83 | 15.94 | 0.89 |