| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.54 | 3.82 | -0.28 |
| Feb | 3.09 | 3.52 | -0.43 |
| Mar | 3.78 | 4.09 | -0.31 |
| Apr | 3.86 | 4.21 | -0.35 |
| May | 3.70 | 4.02 | -0.32 |
| Jun | 4.55 | 4.95 | -0.40 |
| Jul | 4.31 | 4.43 | -0.12 |
| Aug | 4.65 | 4.77 | -0.12 |
| Sep | 4.48 | 4.82 | -0.34 |
| Oct | 4.84 | 5.14 | -0.30 |
| Nov | 3.73 | 4.09 | -0.36 |
| Dec | 4.37 | 4.68 | -0.31 |
48.90 | 52.54 | -3.64 |