| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.39 | 2.56 | -0.17 |
| Feb | 2.02 | 2.12 | -0.10 |
| Mar | 2.19 | 2.30 | -0.11 |
| Apr | 3.53 | 3.51 | 0.02 |
| May | 4.13 | 4.30 | -0.17 |
| Jun | 3.98 | 4.10 | -0.12 |
| Jul | 3.87 | 3.90 | -0.03 |
| Aug | 3.80 | 3.88 | -0.08 |
| Sep | 3.25 | 3.10 | 0.15 |
| Oct | 3.35 | 3.27 | 0.08 |
| Nov | 2.77 | 2.84 | -0.07 |
| Dec | 2.37 | 2.34 | 0.03 |
37.65 | 38.22 | -0.57 |