| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.14 | 5.34 | -0.20 |
| Feb | 5.31 | 5.46 | -0.15 |
| Mar | 5.48 | 5.73 | -0.25 |
| Apr | 5.27 | 5.86 | -0.59 |
| May | 4.86 | 5.23 | -0.37 |
| Jun | 5.22 | 5.04 | 0.18 |
| Jul | 5.22 | 5.29 | -0.07 |
| Aug | 3.88 | 3.94 | -0.06 |
| Sep | 4.24 | 4.11 | 0.13 |
| Oct | 3.35 | 3.43 | -0.08 |
| Nov | 4.50 | 4.52 | -0.02 |
| Dec | 6.02 | 6.32 | -0.30 |
58.49 | 60.27 | -1.78 |