| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.83 | 2.91 | -0.08 |
| Feb | 2.35 | 2.44 | -0.09 |
| Mar | 3.20 | 3.28 | -0.08 |
| Apr | 4.23 | 4.41 | -0.18 |
| May | 4.49 | 4.61 | -0.12 |
| Jun | 4.92 | 5.08 | -0.16 |
| Jul | 4.09 | 4.15 | -0.06 |
| Aug | 3.29 | 3.09 | 0.20 |
| Sep | 3.33 | 3.24 | 0.09 |
| Oct | 3.28 | 3.18 | 0.10 |
| Nov | 3.39 | 3.44 | -0.05 |
| Dec | 2.79 | 2.88 | -0.09 |
42.19 | 42.71 | -0.52 |