| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.83 | 2.93 | -0.10 |
| Feb | 2.36 | 2.27 | 0.09 |
| Mar | 2.89 | 2.99 | -0.10 |
| Apr | 3.62 | 3.74 | -0.12 |
| May | 4.02 | 4.14 | -0.12 |
| Jun | 4.45 | 4.48 | -0.03 |
| Jul | 3.72 | 3.82 | -0.10 |
| Aug | 3.25 | 3.45 | -0.20 |
| Sep | 3.26 | 3.26 | 0.00 |
| Oct | 3.09 | 2.97 | 0.12 |
| Nov | 2.79 | 2.75 | 0.04 |
| Dec | 2.74 | 2.94 | -0.20 |
39.02 | 39.74 | -0.72 |