| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.72 | -0.09 |
| Feb | 2.15 | 2.32 | -0.17 |
| Mar | 3.22 | 3.45 | -0.23 |
| Apr | 3.33 | 3.40 | -0.07 |
| May | 4.34 | 4.25 | 0.09 |
| Jun | 4.33 | 4.09 | 0.24 |
| Jul | 4.07 | 3.94 | 0.13 |
| Aug | 3.48 | 3.41 | 0.07 |
| Sep | 3.92 | 4.22 | -0.30 |
| Oct | 2.91 | 3.10 | -0.19 |
| Nov | 2.57 | 2.88 | -0.31 |
| Dec | 2.77 | 3.09 | -0.32 |
39.72 | 40.87 | -1.15 |