| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.26 | 8.35 | 0.91 |
| Feb | 7.10 | 6.11 | 0.99 |
| Mar | 7.08 | 6.21 | 0.87 |
| Apr | 4.94 | 4.40 | 0.54 |
| May | 3.22 | 2.79 | 0.43 |
| Jun | 2.09 | 1.81 | 0.28 |
| Jul | 0.57 | 0.50 | 0.07 |
| Aug | 0.76 | 0.66 | 0.10 |
| Sep | 2.31 | 1.89 | 0.42 |
| Oct | 5.68 | 4.69 | 0.99 |
| Nov | 10.08 | 8.48 | 1.60 |
| Dec | 10.79 | 9.52 | 1.27 |
63.88 | 55.41 | 8.47 |