| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.57 | 6.88 | -0.31 |
| Feb | 5.86 | 6.12 | -0.26 |
| Mar | 6.37 | 6.24 | 0.13 |
| Apr | 5.84 | 5.80 | 0.04 |
| May | 5.17 | 5.33 | -0.16 |
| Jun | 5.83 | 6.02 | -0.19 |
| Jul | 5.85 | 5.88 | -0.03 |
| Aug | 6.00 | 6.05 | -0.05 |
| Sep | 5.21 | 5.99 | -0.78 |
| Oct | 5.35 | 5.10 | 0.25 |
| Nov | 6.07 | 5.82 | 0.25 |
| Dec | 6.93 | 6.98 | -0.05 |
71.05 | 72.21 | -1.16 |