| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.89 | -0.25 |
| Feb | 0.76 | 1.04 | -0.28 |
| Mar | 1.61 | 2.36 | -0.75 |
| Apr | 2.25 | 3.01 | -0.76 |
| May | 2.37 | 2.80 | -0.43 |
| Jun | 1.83 | 2.05 | -0.22 |
| Jul | 2.17 | 2.28 | -0.11 |
| Aug | 2.15 | 2.53 | -0.38 |
| Sep | 1.37 | 1.72 | -0.35 |
| Oct | 1.18 | 1.58 | -0.40 |
| Nov | 0.83 | 1.17 | -0.34 |
| Dec | 0.66 | 1.05 | -0.39 |
17.82 | 22.48 | -4.66 |