| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.73 | 3.79 | -0.06 |
| Feb | 3.46 | 3.43 | 0.03 |
| Mar | 3.80 | 3.98 | -0.18 |
| Apr | 3.00 | 3.02 | -0.02 |
| May | 3.22 | 3.24 | -0.02 |
| Jun | 4.27 | 4.27 | 0.00 |
| Jul | 4.38 | 4.25 | 0.13 |
| Aug | 4.54 | 4.82 | -0.28 |
| Sep | 4.00 | 4.04 | -0.04 |
| Oct | 3.31 | 3.46 | -0.15 |
| Nov | 3.03 | 3.13 | -0.10 |
| Dec | 3.88 | 3.96 | -0.08 |
44.62 | 45.39 | -0.77 |