| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.81 | 0.84 | -0.03 |
| Feb | 1.07 | 1.13 | -0.06 |
| Mar | 1.81 | 1.92 | -0.11 |
| Apr | 3.52 | 3.57 | -0.05 |
| May | 5.23 | 5.20 | 0.03 |
| Jun | 5.31 | 4.57 | 0.74 |
| Jul | 3.94 | 3.89 | 0.05 |
| Aug | 4.57 | 4.11 | 0.46 |
| Sep | 3.47 | 3.29 | 0.18 |
| Oct | 2.66 | 2.77 | -0.11 |
| Nov | 1.63 | 1.61 | 0.02 |
| Dec | 1.25 | 1.35 | -0.10 |
35.27 | 34.25 | 1.02 |