| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.47 | 6.96 | 0.51 |
| Feb | 6.39 | 6.41 | -0.02 |
| Mar | 5.12 | 4.83 | 0.29 |
| Apr | 2.32 | 2.49 | -0.17 |
| May | 1.44 | 1.27 | 0.17 |
| Jun | 0.34 | 0.37 | -0.03 |
| Jul | 0.02 | 0.04 | -0.02 |
| Aug | 0.08 | 0.04 | 0.04 |
| Sep | 0.19 | 0.12 | 0.07 |
| Oct | 1.63 | 1.57 | 0.06 |
| Nov | 3.92 | 3.66 | 0.26 |
| Dec | 7.25 | 7.34 | -0.09 |
36.17 | 35.10 | 1.07 |