| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.85 | 3.03 | -0.18 |
| Feb | 2.53 | 2.67 | -0.14 |
| Mar | 3.38 | 3.77 | -0.39 |
| Apr | 3.26 | 3.39 | -0.13 |
| May | 3.99 | 4.41 | -0.42 |
| Jun | 3.96 | 4.39 | -0.43 |
| Jul | 4.19 | 4.35 | -0.16 |
| Aug | 3.68 | 3.73 | -0.05 |
| Sep | 4.14 | 4.37 | -0.23 |
| Oct | 3.51 | 3.81 | -0.30 |
| Nov | 2.94 | 3.19 | -0.25 |
| Dec | 3.42 | 3.58 | -0.16 |
41.85 | 44.69 | -2.84 |