| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.02 | 1.20 | -0.18 |
| Feb | 0.94 | 1.10 | -0.16 |
| Mar | 0.82 | 1.00 | -0.18 |
| Apr | 0.87 | 0.96 | -0.09 |
| May | 0.82 | 0.78 | 0.04 |
| Jun | 0.41 | 0.42 | -0.01 |
| Jul | 1.39 | 1.31 | 0.08 |
| Aug | 1.62 | 1.59 | 0.03 |
| Sep | 1.51 | 1.53 | -0.02 |
| Oct | 1.16 | 1.34 | -0.18 |
| Nov | 1.00 | 1.02 | -0.02 |
| Dec | 0.94 | 0.94 | 0.00 |
12.50 | 13.19 | -0.69 |