| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.17 | 2.29 | -0.12 |
| Feb | 2.64 | 2.69 | -0.05 |
| Mar | 3.53 | 3.49 | 0.04 |
| Apr | 3.37 | 3.52 | -0.15 |
| May | 4.63 | 4.78 | -0.15 |
| Jun | 4.03 | 3.68 | 0.35 |
| Jul | 2.21 | 2.39 | -0.18 |
| Aug | 2.46 | 2.38 | 0.08 |
| Sep | 2.98 | 2.99 | -0.01 |
| Oct | 4.36 | 4.46 | -0.10 |
| Nov | 2.81 | 2.83 | -0.02 |
| Dec | 2.80 | 2.90 | -0.10 |
37.99 | 38.40 | -0.41 |