| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.93 | 4.24 | -0.31 |
| Feb | 3.54 | 3.63 | -0.09 |
| Mar | 4.96 | 5.04 | -0.08 |
| Apr | 4.22 | 4.32 | -0.10 |
| May | 3.44 | 3.47 | -0.03 |
| Jun | 3.46 | 3.51 | -0.05 |
| Jul | 2.78 | 2.84 | -0.06 |
| Aug | 3.50 | 3.62 | -0.12 |
| Sep | 4.08 | 4.06 | 0.02 |
| Oct | 4.85 | 4.64 | 0.21 |
| Nov | 4.27 | 4.17 | 0.10 |
| Dec | 4.78 | 5.09 | -0.31 |
47.81 | 48.63 | -0.82 |