| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.35 | 11.02 | -1.67 |
| Feb | 6.98 | 8.54 | -1.56 |
| Mar | 8.35 | 9.65 | -1.30 |
| Apr | 6.28 | 7.75 | -1.47 |
| May | 5.29 | 6.18 | -0.89 |
| Jun | 3.82 | 4.54 | -0.72 |
| Jul | 0.86 | 1.08 | -0.22 |
| Aug | 1.13 | 1.13 | 0.00 |
| Sep | 2.88 | 3.31 | -0.43 |
| Oct | 6.93 | 7.85 | -0.92 |
| Nov | 9.61 | 11.70 | -2.09 |
| Dec | 10.22 | 13.02 | -2.80 |
71.70 | 85.77 | -14.07 |