| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.62 | 2.59 | 0.03 |
| Feb | 2.16 | 2.10 | 0.06 |
| Mar | 3.09 | 3.04 | 0.05 |
| Apr | 2.54 | 2.59 | -0.05 |
| May | 3.65 | 3.87 | -0.22 |
| Jun | 8.33 | 8.08 | 0.25 |
| Jul | 7.08 | 7.67 | -0.59 |
| Aug | 7.60 | 7.84 | -0.24 |
| Sep | 6.33 | 6.65 | -0.32 |
| Oct | 3.35 | 3.48 | -0.13 |
| Nov | 1.79 | 1.96 | -0.17 |
| Dec | 2.34 | 2.45 | -0.11 |
50.88 | 52.32 | -1.44 |