| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.29 | 3.51 | -0.22 |
| Feb | 3.09 | 3.21 | -0.12 |
| Mar | 3.36 | 3.46 | -0.10 |
| Apr | 3.27 | 3.25 | 0.02 |
| May | 3.17 | 3.25 | -0.08 |
| Jun | 5.54 | 5.77 | -0.23 |
| Jul | 5.74 | 6.52 | -0.78 |
| Aug | 6.29 | 7.01 | -0.72 |
| Sep | 5.26 | 5.65 | -0.39 |
| Oct | 4.34 | 4.37 | -0.03 |
| Nov | 2.78 | 2.86 | -0.08 |
| Dec | 3.27 | 3.62 | -0.35 |
49.40 | 52.48 | -3.08 |