| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.71 | 5.78 | -1.07 |
| Feb | 4.29 | 5.08 | -0.79 |
| Mar | 4.73 | 5.24 | -0.51 |
| Apr | 4.65 | 5.33 | -0.68 |
| May | 4.24 | 5.05 | -0.81 |
| Jun | 4.50 | 4.82 | -0.32 |
| Jul | 4.85 | 4.87 | -0.02 |
| Aug | 4.07 | 4.44 | -0.37 |
| Sep | 3.97 | 4.43 | -0.46 |
| Oct | 3.60 | 3.46 | 0.14 |
| Nov | 3.85 | 4.18 | -0.33 |
| Dec | 5.14 | 5.93 | -0.79 |
52.60 | 58.61 | -6.01 |