| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.72 | -0.15 |
| Feb | 0.63 | 0.78 | -0.15 |
| Mar | 1.40 | 1.69 | -0.29 |
| Apr | 2.17 | 2.45 | -0.28 |
| May | 2.28 | 2.50 | -0.22 |
| Jun | 1.81 | 1.93 | -0.12 |
| Jul | 2.20 | 2.16 | 0.04 |
| Aug | 2.01 | 2.22 | -0.21 |
| Sep | 1.38 | 1.40 | -0.02 |
| Oct | 1.04 | 1.37 | -0.33 |
| Nov | 0.72 | 0.99 | -0.27 |
| Dec | 0.61 | 0.73 | -0.12 |
16.82 | 18.94 | -2.12 |