| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.26 | -0.17 |
| Feb | 1.82 | 1.78 | 0.04 |
| Mar | 2.14 | 2.08 | 0.06 |
| Apr | 3.01 | 3.15 | -0.14 |
| May | 3.75 | 3.72 | 0.03 |
| Jun | 3.32 | 3.26 | 0.06 |
| Jul | 3.41 | 3.27 | 0.14 |
| Aug | 3.24 | 3.27 | -0.03 |
| Sep | 2.96 | 3.11 | -0.15 |
| Oct | 2.83 | 2.83 | 0.00 |
| Nov | 2.51 | 2.51 | 0.00 |
| Dec | 2.10 | 2.17 | -0.07 |
33.18 | 33.41 | -0.23 |