| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.37 | 0.36 | 0.01 |
| Feb | 0.44 | 0.38 | 0.06 |
| Mar | 0.90 | 0.85 | 0.05 |
| Apr | 1.56 | 1.60 | -0.04 |
| May | 2.39 | 2.48 | -0.09 |
| Jun | 2.39 | 2.12 | 0.27 |
| Jul | 2.46 | 2.37 | 0.09 |
| Aug | 2.09 | 2.08 | 0.01 |
| Sep | 1.25 | 1.15 | 0.10 |
| Oct | 1.10 | 1.05 | 0.05 |
| Nov | 0.60 | 0.55 | 0.05 |
| Dec | 0.38 | 0.39 | -0.01 |
15.93 | 15.38 | 0.55 |