| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.75 | 0.77 | -0.02 |
| Feb | 0.71 | 0.82 | -0.11 |
| Mar | 1.56 | 1.65 | -0.09 |
| Apr | 1.93 | 2.03 | -0.10 |
| May | 1.85 | 2.01 | -0.16 |
| Jun | 1.36 | 1.37 | -0.01 |
| Jul | 2.93 | 3.00 | -0.07 |
| Aug | 2.71 | 3.03 | -0.32 |
| Sep | 1.35 | 1.32 | 0.03 |
| Oct | 1.22 | 1.34 | -0.12 |
| Nov | 0.90 | 1.07 | -0.17 |
| Dec | 0.91 | 0.90 | 0.01 |
18.18 | 19.31 | -1.13 |