| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.57 | -0.13 |
| Feb | 1.57 | 1.76 | -0.19 |
| Mar | 1.21 | 1.41 | -0.20 |
| Apr | 0.75 | 0.82 | -0.07 |
| May | 0.54 | 0.58 | -0.04 |
| Jun | 0.26 | 0.27 | -0.01 |
| Jul | 1.07 | 1.08 | -0.01 |
| Aug | 1.31 | 1.39 | -0.08 |
| Sep | 1.15 | 1.30 | -0.15 |
| Oct | 1.25 | 1.36 | -0.11 |
| Nov | 0.84 | 0.93 | -0.09 |
| Dec | 1.10 | 1.31 | -0.21 |
12.49 | 13.78 | -1.29 |