| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.90 | 11.60 | -2.70 |
| Feb | 6.82 | 8.85 | -2.03 |
| Mar | 7.00 | 9.77 | -2.77 |
| Apr | 5.01 | 7.07 | -2.06 |
| May | 3.02 | 4.28 | -1.26 |
| Jun | 1.63 | 2.51 | -0.88 |
| Jul | 0.40 | 0.41 | -0.01 |
| Aug | 0.46 | 0.66 | -0.20 |
| Sep | 1.60 | 2.00 | -0.40 |
| Oct | 4.43 | 5.77 | -1.34 |
| Nov | 8.62 | 11.21 | -2.59 |
| Dec | 10.57 | 13.30 | -2.73 |
58.46 | 77.43 | -18.97 |