| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.30 | -0.09 |
| Feb | 1.90 | 1.96 | -0.06 |
| Mar | 2.29 | 2.35 | -0.06 |
| Apr | 3.11 | 3.05 | 0.06 |
| May | 3.70 | 3.68 | 0.02 |
| Jun | 3.24 | 3.23 | 0.01 |
| Jul | 3.31 | 3.16 | 0.15 |
| Aug | 3.31 | 3.29 | 0.02 |
| Sep | 3.16 | 3.10 | 0.06 |
| Oct | 2.67 | 2.79 | -0.12 |
| Nov | 2.52 | 2.54 | -0.02 |
| Dec | 2.13 | 2.25 | -0.12 |
33.55 | 33.70 | -0.15 |