| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.71 | -0.18 |
| Feb | 2.04 | 2.12 | -0.08 |
| Mar | 2.32 | 2.37 | -0.05 |
| Apr | 3.74 | 3.69 | 0.05 |
| May | 3.81 | 3.99 | -0.18 |
| Jun | 3.55 | 3.66 | -0.11 |
| Jul | 3.33 | 3.24 | 0.09 |
| Aug | 3.44 | 3.38 | 0.06 |
| Sep | 3.16 | 3.14 | 0.02 |
| Oct | 3.86 | 3.84 | 0.02 |
| Nov | 2.96 | 3.09 | -0.13 |
| Dec | 2.43 | 2.61 | -0.18 |
37.17 | 37.84 | -0.67 |