| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.69 | 2.39 | 0.30 |
| Feb | 2.37 | 2.01 | 0.36 |
| Mar | 3.31 | 2.93 | 0.38 |
| Apr | 3.37 | 3.19 | 0.18 |
| May | 4.35 | 4.24 | 0.11 |
| Jun | 4.12 | 4.21 | -0.09 |
| Jul | 4.23 | 4.02 | 0.21 |
| Aug | 3.68 | 3.39 | 0.29 |
| Sep | 3.66 | 3.57 | 0.09 |
| Oct | 2.62 | 2.32 | 0.30 |
| Nov | 2.44 | 2.48 | -0.04 |
| Dec | 2.73 | 2.47 | 0.26 |
39.57 | 37.22 | 2.35 |