| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.89 | 3.11 | -0.22 |
| Feb | 2.36 | 2.39 | -0.03 |
| Mar | 3.42 | 3.49 | -0.07 |
| Apr | 3.86 | 3.92 | -0.06 |
| May | 4.28 | 4.33 | -0.05 |
| Jun | 4.48 | 4.66 | -0.18 |
| Jul | 4.40 | 4.57 | -0.17 |
| Aug | 3.58 | 3.59 | -0.01 |
| Sep | 3.25 | 3.34 | -0.09 |
| Oct | 2.89 | 2.86 | 0.03 |
| Nov | 2.91 | 2.96 | -0.05 |
| Dec | 3.05 | 3.13 | -0.08 |
41.37 | 42.35 | -0.98 |