| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.55 | 2.62 | -0.07 |
| Feb | 2.32 | 2.42 | -0.10 |
| Mar | 3.24 | 3.37 | -0.13 |
| Apr | 3.43 | 3.53 | -0.10 |
| May | 4.21 | 4.42 | -0.21 |
| Jun | 4.14 | 4.02 | 0.12 |
| Jul | 3.53 | 3.56 | -0.03 |
| Aug | 3.30 | 3.18 | 0.12 |
| Sep | 3.48 | 3.78 | -0.30 |
| Oct | 2.82 | 3.04 | -0.22 |
| Nov | 2.48 | 2.61 | -0.13 |
| Dec | 2.88 | 3.09 | -0.21 |
38.38 | 39.64 | -1.26 |