| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.46 | -0.32 |
| Feb | 2.63 | 3.05 | -0.42 |
| Mar | 3.06 | 3.52 | -0.46 |
| Apr | 3.58 | 4.05 | -0.47 |
| May | 3.89 | 4.66 | -0.77 |
| Jun | 4.77 | 5.38 | -0.61 |
| Jul | 4.84 | 5.35 | -0.51 |
| Aug | 4.35 | 4.96 | -0.61 |
| Sep | 3.58 | 4.43 | -0.85 |
| Oct | 4.49 | 5.03 | -0.54 |
| Nov | 3.46 | 3.98 | -0.52 |
| Dec | 3.68 | 4.16 | -0.48 |
45.47 | 52.03 | -6.56 |