| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.71 | 2.77 | -0.06 |
| Feb | 2.32 | 2.63 | -0.31 |
| Mar | 2.93 | 2.98 | -0.05 |
| Apr | 3.47 | 3.61 | -0.14 |
| May | 3.70 | 3.66 | 0.04 |
| Jun | 4.21 | 4.33 | -0.12 |
| Jul | 3.96 | 4.02 | -0.06 |
| Aug | 3.84 | 4.31 | -0.47 |
| Sep | 3.66 | 3.69 | -0.03 |
| Oct | 4.22 | 4.26 | -0.04 |
| Nov | 3.25 | 3.44 | -0.19 |
| Dec | 3.25 | 3.51 | -0.26 |
41.52 | 43.21 | -1.69 |