| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.69 | 2.59 | 0.10 |
| Feb | 2.21 | 2.38 | -0.17 |
| Mar | 2.87 | 2.89 | -0.02 |
| Apr | 2.81 | 2.50 | 0.31 |
| May | 3.72 | 3.94 | -0.22 |
| Jun | 7.35 | 7.70 | -0.35 |
| Jul | 6.37 | 6.84 | -0.47 |
| Aug | 6.72 | 7.43 | -0.71 |
| Sep | 7.29 | 8.12 | -0.83 |
| Oct | 4.65 | 5.24 | -0.59 |
| Nov | 2.42 | 2.65 | -0.23 |
| Dec | 2.40 | 2.65 | -0.25 |
51.50 | 54.93 | -3.43 |