| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.62 | 3.68 | -0.06 |
| Feb | 3.18 | 3.27 | -0.09 |
| Mar | 4.20 | 4.26 | -0.06 |
| Apr | 4.22 | 4.32 | -0.10 |
| May | 3.84 | 3.88 | -0.04 |
| Jun | 4.59 | 4.51 | 0.08 |
| Jul | 4.22 | 4.31 | -0.09 |
| Aug | 4.30 | 4.33 | -0.03 |
| Sep | 4.63 | 4.66 | -0.03 |
| Oct | 5.29 | 5.36 | -0.07 |
| Nov | 3.96 | 4.03 | -0.07 |
| Dec | 4.46 | 4.64 | -0.18 |
50.51 | 51.25 | -0.74 |