| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.51 | 3.81 | -0.30 |
| Feb | 3.10 | 3.49 | -0.39 |
| Mar | 4.18 | 4.58 | -0.40 |
| Apr | 4.28 | 4.70 | -0.42 |
| May | 3.60 | 3.89 | -0.29 |
| Jun | 4.27 | 4.23 | 0.04 |
| Jul | 3.85 | 3.62 | 0.23 |
| Aug | 3.63 | 4.04 | -0.41 |
| Sep | 4.13 | 4.46 | -0.33 |
| Oct | 4.52 | 4.68 | -0.16 |
| Nov | 3.81 | 3.87 | -0.06 |
| Dec | 4.19 | 4.70 | -0.51 |
47.07 | 50.07 | -3.00 |