| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.96 | 1.19 | -0.23 |
| Feb | 0.94 | 1.24 | -0.30 |
| Mar | 1.12 | 1.49 | -0.37 |
| Apr | 1.19 | 1.60 | -0.41 |
| May | 1.21 | 1.49 | -0.28 |
| Jun | 0.66 | 0.80 | -0.14 |
| Jul | 1.65 | 1.83 | -0.18 |
| Aug | 1.75 | 2.10 | -0.35 |
| Sep | 1.52 | 1.92 | -0.40 |
| Oct | 1.24 | 1.53 | -0.29 |
| Nov | 1.00 | 1.27 | -0.27 |
| Dec | 1.07 | 1.20 | -0.13 |
14.31 | 17.66 | -3.35 |