| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.28 | 0.26 | 0.02 |
| Feb | 0.40 | 0.46 | -0.06 |
| Mar | 0.79 | 0.86 | -0.07 |
| Apr | 1.59 | 1.68 | -0.09 |
| May | 2.64 | 2.91 | -0.27 |
| Jun | 2.12 | 2.21 | -0.09 |
| Jul | 1.62 | 1.73 | -0.11 |
| Aug | 1.22 | 1.11 | 0.11 |
| Sep | 1.24 | 1.22 | 0.02 |
| Oct | 1.12 | 1.16 | -0.04 |
| Nov | 0.42 | 0.48 | -0.06 |
| Dec | 0.35 | 0.41 | -0.06 |
13.79 | 14.49 | -0.70 |