| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.42 | -0.23 |
| Feb | 2.82 | 2.96 | -0.14 |
| Mar | 3.99 | 4.21 | -0.22 |
| Apr | 3.40 | 3.50 | -0.10 |
| May | 3.43 | 3.83 | -0.40 |
| Jun | 4.11 | 4.06 | 0.05 |
| Jul | 4.36 | 4.17 | 0.19 |
| Aug | 4.65 | 4.70 | -0.05 |
| Sep | 4.04 | 4.44 | -0.40 |
| Oct | 3.87 | 4.22 | -0.35 |
| Nov | 3.21 | 3.28 | -0.07 |
| Dec | 3.83 | 4.02 | -0.19 |
44.90 | 46.81 | -1.91 |