| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.48 | 3.48 | 0.00 |
| Feb | 3.24 | 3.26 | -0.02 |
| Mar | 3.62 | 3.57 | 0.05 |
| Apr | 3.35 | 3.34 | 0.01 |
| May | 3.64 | 3.57 | 0.07 |
| Jun | 5.37 | 5.47 | -0.10 |
| Jul | 6.27 | 6.68 | -0.41 |
| Aug | 6.66 | 7.19 | -0.53 |
| Sep | 5.89 | 6.78 | -0.89 |
| Oct | 4.56 | 4.97 | -0.41 |
| Nov | 3.10 | 2.96 | 0.14 |
| Dec | 3.78 | 3.77 | 0.01 |
52.96 | 55.04 | -2.08 |