| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.28 | 2.35 | -0.07 |
| Feb | 1.96 | 2.05 | -0.09 |
| Mar | 2.65 | 2.74 | -0.09 |
| Apr | 4.15 | 4.24 | -0.09 |
| May | 4.47 | 4.53 | -0.06 |
| Jun | 4.44 | 4.54 | -0.10 |
| Jul | 4.06 | 4.04 | 0.02 |
| Aug | 3.19 | 2.83 | 0.36 |
| Sep | 2.99 | 3.04 | -0.05 |
| Oct | 3.25 | 3.27 | -0.02 |
| Nov | 3.23 | 3.28 | -0.05 |
| Dec | 2.32 | 2.44 | -0.12 |
38.99 | 39.35 | -0.36 |