| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.89 | 13.09 | -2.20 |
| Feb | 8.22 | 10.07 | -1.85 |
| Mar | 8.60 | 10.23 | -1.63 |
| Apr | 6.11 | 7.09 | -0.98 |
| May | 3.63 | 4.17 | -0.54 |
| Jun | 2.21 | 2.79 | -0.58 |
| Jul | 0.52 | 0.63 | -0.11 |
| Aug | 0.61 | 0.73 | -0.12 |
| Sep | 2.07 | 2.41 | -0.34 |
| Oct | 5.93 | 6.45 | -0.52 |
| Nov | 10.45 | 12.43 | -1.98 |
| Dec | 12.51 | 14.95 | -2.44 |
71.75 | 85.04 | -13.29 |