| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.81 | 2.93 | -0.12 |
| Feb | 2.36 | 2.45 | -0.09 |
| Mar | 3.20 | 3.32 | -0.12 |
| Apr | 4.20 | 4.36 | -0.16 |
| May | 4.60 | 4.73 | -0.13 |
| Jun | 4.97 | 5.08 | -0.11 |
| Jul | 4.22 | 4.24 | -0.02 |
| Aug | 3.42 | 3.25 | 0.17 |
| Sep | 3.29 | 3.37 | -0.08 |
| Oct | 3.17 | 3.21 | -0.04 |
| Nov | 3.39 | 3.42 | -0.03 |
| Dec | 2.83 | 2.96 | -0.13 |
42.46 | 43.32 | -0.86 |