| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.60 | 1.62 | -0.02 |
| Feb | 1.60 | 1.64 | -0.04 |
| Mar | 2.11 | 2.31 | -0.20 |
| Apr | 2.32 | 2.33 | -0.01 |
| May | 3.55 | 3.64 | -0.09 |
| Jun | 2.78 | 3.06 | -0.28 |
| Jul | 2.23 | 2.35 | -0.12 |
| Aug | 2.09 | 2.11 | -0.02 |
| Sep | 3.41 | 3.73 | -0.32 |
| Oct | 2.77 | 2.95 | -0.18 |
| Nov | 1.85 | 1.98 | -0.13 |
| Dec | 1.63 | 1.59 | 0.04 |
27.94 | 29.31 | -1.37 |