| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.54 | -0.10 |
| Feb | 0.53 | 0.64 | -0.11 |
| Mar | 1.11 | 1.37 | -0.26 |
| Apr | 1.91 | 2.03 | -0.12 |
| May | 2.34 | 2.48 | -0.14 |
| Jun | 1.60 | 1.72 | -0.12 |
| Jul | 1.82 | 1.94 | -0.12 |
| Aug | 1.68 | 1.81 | -0.13 |
| Sep | 1.31 | 1.30 | 0.01 |
| Oct | 0.97 | 1.14 | -0.17 |
| Nov | 0.61 | 0.80 | -0.19 |
| Dec | 0.52 | 0.60 | -0.08 |
14.84 | 16.37 | -1.53 |