| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.53 | 0.10 |
| Feb | 0.70 | 0.61 | 0.09 |
| Mar | 1.46 | 1.31 | 0.15 |
| Apr | 2.29 | 2.16 | 0.13 |
| May | 2.39 | 2.24 | 0.15 |
| Jun | 2.10 | 1.98 | 0.12 |
| Jul | 3.23 | 2.82 | 0.41 |
| Aug | 2.84 | 3.33 | -0.49 |
| Sep | 1.49 | 1.72 | -0.23 |
| Oct | 1.13 | 0.91 | 0.22 |
| Nov | 0.83 | 0.74 | 0.09 |
| Dec | 0.64 | 0.59 | 0.05 |
19.73 | 18.94 | 0.79 |