| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.45 | -0.04 |
| Feb | 2.72 | 2.78 | -0.06 |
| Mar | 4.00 | 3.96 | 0.04 |
| Apr | 3.46 | 3.59 | -0.13 |
| May | 4.13 | 4.01 | 0.12 |
| Jun | 4.45 | 4.39 | 0.06 |
| Jul | 4.81 | 4.85 | -0.04 |
| Aug | 4.68 | 4.85 | -0.17 |
| Sep | 4.75 | 4.84 | -0.09 |
| Oct | 3.55 | 3.79 | -0.24 |
| Nov | 3.17 | 3.23 | -0.06 |
| Dec | 3.65 | 3.65 | 0.00 |
46.78 | 47.39 | -0.61 |