| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.59 | 3.90 | -0.31 |
| Feb | 3.03 | 3.08 | -0.05 |
| Mar | 3.52 | 3.55 | -0.03 |
| Apr | 3.00 | 2.98 | 0.02 |
| May | 3.06 | 3.18 | -0.12 |
| Jun | 7.37 | 7.83 | -0.46 |
| Jul | 6.65 | 7.06 | -0.41 |
| Aug | 6.78 | 7.06 | -0.28 |
| Sep | 5.72 | 5.68 | 0.04 |
| Oct | 3.65 | 3.60 | 0.05 |
| Nov | 1.95 | 2.04 | -0.09 |
| Dec | 2.82 | 2.86 | -0.04 |
51.14 | 52.82 | -1.68 |