| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.48 | 3.72 | -0.24 |
| Feb | 3.49 | 3.38 | 0.11 |
| Mar | 2.69 | 3.18 | -0.49 |
| Apr | 0.99 | 1.06 | -0.07 |
| May | 0.75 | 0.81 | -0.06 |
| Jun | 0.32 | 0.30 | 0.02 |
| Jul | 3.10 | 3.26 | -0.16 |
| Aug | 3.57 | 3.87 | -0.30 |
| Sep | 1.98 | 2.25 | -0.27 |
| Oct | 1.62 | 1.66 | -0.04 |
| Nov | 1.94 | 1.89 | 0.05 |
| Dec | 2.96 | 3.24 | -0.28 |
26.89 | 28.62 | -1.73 |