| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.79 | 2.31 | -0.52 |
| Feb | 2.07 | 1.91 | 0.16 |
| Mar | 1.32 | 1.33 | -0.01 |
| Apr | 0.45 | 0.56 | -0.11 |
| May | 0.27 | 0.22 | 0.05 |
| Jun | 0.06 | 0.06 | 0.00 |
| Jul | 0.15 | 0.17 | -0.02 |
| Aug | 0.08 | 0.16 | -0.08 |
| Sep | 0.11 | 0.16 | -0.05 |
| Oct | 0.36 | 0.45 | -0.09 |
| Nov | 0.64 | 0.79 | -0.15 |
| Dec | 1.38 | 1.96 | -0.58 |
8.68 | 10.08 | -1.40 |