| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.39 | 5.46 | -0.07 |
| Feb | 5.37 | 5.49 | -0.12 |
| Mar | 5.58 | 5.59 | -0.01 |
| Apr | 5.22 | 5.40 | -0.18 |
| May | 4.69 | 5.09 | -0.40 |
| Jun | 4.83 | 5.10 | -0.27 |
| Jul | 4.73 | 4.87 | -0.14 |
| Aug | 4.32 | 4.02 | 0.30 |
| Sep | 3.93 | 4.31 | -0.38 |
| Oct | 3.51 | 3.50 | 0.01 |
| Nov | 4.31 | 4.46 | -0.15 |
| Dec | 5.34 | 5.33 | 0.01 |
57.22 | 58.62 | -1.40 |