| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.34 | 0.39 | -0.05 |
| Feb | 0.45 | 0.41 | 0.04 |
| Mar | 0.86 | 0.94 | -0.08 |
| Apr | 1.71 | 1.81 | -0.10 |
| May | 2.29 | 2.15 | 0.14 |
| Jun | 2.05 | 1.90 | 0.15 |
| Jul | 3.15 | 2.89 | 0.26 |
| Aug | 2.75 | 3.35 | -0.60 |
| Sep | 1.17 | 1.35 | -0.18 |
| Oct | 0.96 | 0.98 | -0.02 |
| Nov | 0.55 | 0.50 | 0.05 |
| Dec | 0.38 | 0.41 | -0.03 |
16.66 | 17.08 | -0.42 |