| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 13.63 | 11.16 | 2.47 |
| Feb | 10.04 | 8.43 | 1.61 |
| Mar | 10.24 | 7.82 | 2.42 |
| Apr | 7.70 | 5.70 | 2.00 |
| May | 4.45 | 3.17 | 1.28 |
| Jun | 2.95 | 1.99 | 0.96 |
| Jul | 0.74 | 0.42 | 0.32 |
| Aug | 1.01 | 0.59 | 0.42 |
| Sep | 2.94 | 1.97 | 0.97 |
| Oct | 8.01 | 5.92 | 2.09 |
| Nov | 13.59 | 10.94 | 2.65 |
| Dec | 14.88 | 13.56 | 1.32 |
90.18 | 71.67 | 18.51 |