| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.72 | 5.01 | -0.29 |
| Feb | 4.92 | 4.96 | -0.04 |
| Mar | 5.13 | 5.21 | -0.08 |
| Apr | 4.72 | 5.07 | -0.35 |
| May | 4.11 | 4.55 | -0.44 |
| Jun | 5.02 | 4.84 | 0.18 |
| Jul | 4.42 | 5.40 | -0.98 |
| Aug | 4.03 | 4.01 | 0.02 |
| Sep | 3.81 | 4.07 | -0.26 |
| Oct | 3.28 | 3.18 | 0.10 |
| Nov | 4.66 | 4.32 | 0.34 |
| Dec | 5.25 | 5.56 | -0.31 |
54.07 | 56.18 | -2.11 |