| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 3.02 | -0.08 |
| Feb | 2.39 | 2.41 | -0.02 |
| Mar | 3.07 | 3.01 | 0.06 |
| Apr | 2.63 | 2.89 | -0.26 |
| May | 3.14 | 3.16 | -0.02 |
| Jun | 7.98 | 8.35 | -0.37 |
| Jul | 8.07 | 8.37 | -0.30 |
| Aug | 8.03 | 8.62 | -0.59 |
| Sep | 6.21 | 7.15 | -0.94 |
| Oct | 2.67 | 2.89 | -0.22 |
| Nov | 1.75 | 1.87 | -0.12 |
| Dec | 2.41 | 2.57 | -0.16 |
51.29 | 54.31 | -3.02 |