| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.61 | -0.19 |
| Feb | 0.49 | 0.69 | -0.20 |
| Mar | 1.09 | 1.41 | -0.32 |
| Apr | 1.83 | 2.31 | -0.48 |
| May | 2.35 | 2.45 | -0.10 |
| Jun | 2.01 | 2.28 | -0.27 |
| Jul | 2.44 | 2.41 | 0.03 |
| Aug | 2.11 | 2.23 | -0.12 |
| Sep | 1.21 | 1.39 | -0.18 |
| Oct | 0.96 | 1.16 | -0.20 |
| Nov | 0.69 | 0.87 | -0.18 |
| Dec | 0.47 | 0.66 | -0.19 |
16.07 | 18.47 | -2.40 |