| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.83 | 4.90 | -0.07 |
| Feb | 5.03 | 4.55 | 0.48 |
| Mar | 5.51 | 5.53 | -0.02 |
| Apr | 5.23 | 5.42 | -0.19 |
| May | 4.72 | 5.08 | -0.36 |
| Jun | 5.06 | 5.53 | -0.47 |
| Jul | 5.59 | 5.67 | -0.08 |
| Aug | 4.19 | 4.53 | -0.34 |
| Sep | 4.00 | 4.07 | -0.07 |
| Oct | 3.22 | 3.19 | 0.03 |
| Nov | 4.15 | 4.13 | 0.02 |
| Dec | 5.83 | 5.88 | -0.05 |
57.36 | 58.48 | -1.12 |