| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.43 | 2.45 | -0.02 |
| Feb | 1.96 | 2.06 | -0.10 |
| Mar | 2.45 | 2.51 | -0.06 |
| Apr | 3.75 | 3.66 | 0.09 |
| May | 4.43 | 4.40 | 0.03 |
| Jun | 4.04 | 4.10 | -0.06 |
| Jul | 3.78 | 3.61 | 0.17 |
| Aug | 3.75 | 3.82 | -0.07 |
| Sep | 3.09 | 3.06 | 0.03 |
| Oct | 2.91 | 2.82 | 0.09 |
| Nov | 2.96 | 2.93 | 0.03 |
| Dec | 2.43 | 2.35 | 0.08 |
37.98 | 37.77 | 0.21 |