| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.77 | -0.34 |
| Feb | 3.15 | 3.34 | -0.19 |
| Mar | 4.44 | 4.69 | -0.25 |
| Apr | 3.98 | 4.05 | -0.07 |
| May | 3.35 | 3.46 | -0.11 |
| Jun | 3.96 | 3.76 | 0.20 |
| Jul | 3.11 | 3.02 | 0.09 |
| Aug | 3.68 | 3.85 | -0.17 |
| Sep | 3.79 | 3.85 | -0.06 |
| Oct | 4.31 | 4.41 | -0.10 |
| Nov | 3.59 | 3.64 | -0.05 |
| Dec | 4.52 | 4.54 | -0.02 |
45.31 | 46.38 | -1.07 |