| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.64 | -0.17 |
| Feb | 0.52 | 0.71 | -0.19 |
| Mar | 1.12 | 1.43 | -0.31 |
| Apr | 1.89 | 2.39 | -0.50 |
| May | 2.27 | 2.56 | -0.29 |
| Jun | 2.06 | 2.37 | -0.31 |
| Jul | 2.48 | 2.46 | 0.02 |
| Aug | 2.04 | 2.32 | -0.28 |
| Sep | 1.22 | 1.44 | -0.22 |
| Oct | 1.04 | 1.19 | -0.15 |
| Nov | 0.69 | 0.89 | -0.20 |
| Dec | 0.50 | 0.68 | -0.18 |
16.30 | 19.08 | -2.78 |