| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.30 | 0.31 | -0.01 |
| Feb | 0.37 | 0.32 | 0.05 |
| Mar | 0.73 | 0.78 | -0.05 |
| Apr | 1.54 | 1.51 | 0.03 |
| May | 2.46 | 2.39 | 0.07 |
| Jun | 1.79 | 1.50 | 0.29 |
| Jul | 1.65 | 1.39 | 0.26 |
| Aug | 1.71 | 1.39 | 0.32 |
| Sep | 1.26 | 1.10 | 0.16 |
| Oct | 1.05 | 0.96 | 0.09 |
| Nov | 0.50 | 0.52 | -0.02 |
| Dec | 0.35 | 0.36 | -0.01 |
13.71 | 12.53 | 1.18 |