| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.13 | 6.95 | 0.18 |
| Feb | 6.02 | 5.86 | 0.16 |
| Mar | 6.66 | 6.44 | 0.22 |
| Apr | 6.65 | 6.38 | 0.27 |
| May | 6.08 | 6.39 | -0.31 |
| Jun | 7.11 | 7.08 | 0.03 |
| Jul | 6.93 | 7.41 | -0.48 |
| Aug | 7.56 | 7.80 | -0.24 |
| Sep | 6.64 | 6.71 | -0.07 |
| Oct | 5.98 | 5.94 | 0.04 |
| Nov | 6.44 | 6.36 | 0.08 |
| Dec | 7.28 | 7.38 | -0.10 |
80.48 | 80.70 | -0.22 |