| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.47 | 3.59 | -0.12 |
| Feb | 3.19 | 3.34 | -0.15 |
| Mar | 3.54 | 3.81 | -0.27 |
| Apr | 3.16 | 3.34 | -0.18 |
| May | 3.89 | 3.52 | 0.37 |
| Jun | 5.05 | 4.98 | 0.07 |
| Jul | 5.96 | 6.25 | -0.29 |
| Aug | 6.28 | 6.62 | -0.34 |
| Sep | 6.18 | 7.00 | -0.82 |
| Oct | 4.15 | 4.66 | -0.51 |
| Nov | 3.22 | 3.08 | 0.14 |
| Dec | 3.85 | 3.75 | 0.10 |
51.94 | 53.94 | -2.00 |