| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 11.85 | 18.19 | -6.34 |
| Feb | 9.17 | 10.53 | -1.36 |
| Mar | 9.52 | 12.56 | -3.04 |
| Apr | 6.62 | 9.21 | -2.59 |
| May | 3.26 | 4.62 | -1.36 |
| Jun | 1.49 | 3.22 | -1.73 |
| Jul | 0.29 | 0.31 | -0.02 |
| Aug | 0.44 | 0.87 | -0.43 |
| Sep | 1.36 | 2.26 | -0.90 |
| Oct | 5.00 | 7.48 | -2.48 |
| Nov | 9.76 | 11.86 | -2.10 |
| Dec | 13.89 | 17.55 | -3.66 |
72.65 | 98.66 | -26.01 |