| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.09 | 1.13 | -0.04 |
| Feb | 1.04 | 1.08 | -0.04 |
| Mar | 0.78 | 0.79 | -0.01 |
| Apr | 0.28 | 0.30 | -0.02 |
| May | 0.18 | 0.23 | -0.05 |
| Jun | 0.24 | 0.27 | -0.03 |
| Jul | 2.11 | 2.15 | -0.04 |
| Aug | 2.27 | 2.46 | -0.19 |
| Sep | 1.34 | 1.36 | -0.02 |
| Oct | 0.62 | 0.79 | -0.17 |
| Nov | 0.73 | 0.62 | 0.11 |
| Dec | 1.26 | 1.24 | 0.02 |
11.94 | 12.42 | -0.48 |