| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 12.66 | 10.97 | 1.69 |
| Feb | 9.56 | 8.31 | 1.25 |
| Mar | 9.92 | 7.44 | 2.48 |
| Apr | 7.12 | 5.31 | 1.81 |
| May | 4.29 | 3.65 | 0.64 |
| Jun | 2.90 | 2.67 | 0.23 |
| Jul | 0.72 | 0.67 | 0.05 |
| Aug | 1.00 | 0.95 | 0.05 |
| Sep | 2.62 | 1.96 | 0.66 |
| Oct | 7.37 | 5.85 | 1.52 |
| Nov | 11.97 | 10.41 | 1.56 |
| Dec | 14.00 | 12.24 | 1.76 |
84.13 | 70.43 | 13.70 |