| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.18 | -0.04 |
| Feb | 2.93 | 2.89 | 0.04 |
| Mar | 3.87 | 3.69 | 0.18 |
| Apr | 3.89 | 3.96 | -0.07 |
| May | 4.25 | 4.32 | -0.07 |
| Jun | 4.31 | 4.30 | 0.01 |
| Jul | 4.39 | 4.44 | -0.05 |
| Aug | 3.28 | 3.32 | -0.04 |
| Sep | 3.30 | 3.22 | 0.08 |
| Oct | 3.02 | 2.98 | 0.04 |
| Nov | 2.93 | 2.87 | 0.06 |
| Dec | 3.23 | 3.30 | -0.07 |
42.54 | 42.47 | 0.07 |