| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.52 | -0.09 |
| Feb | 0.50 | 0.57 | -0.07 |
| Mar | 1.04 | 1.18 | -0.14 |
| Apr | 1.87 | 2.11 | -0.24 |
| May | 2.18 | 2.27 | -0.09 |
| Jun | 2.08 | 2.23 | -0.15 |
| Jul | 3.36 | 3.09 | 0.27 |
| Aug | 2.90 | 3.56 | -0.66 |
| Sep | 1.38 | 1.78 | -0.40 |
| Oct | 0.94 | 0.91 | 0.03 |
| Nov | 0.59 | 0.71 | -0.12 |
| Dec | 0.41 | 0.53 | -0.12 |
17.68 | 19.46 | -1.78 |