| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.52 | 0.10 |
| Feb | 0.77 | 0.65 | 0.12 |
| Mar | 1.51 | 1.26 | 0.25 |
| Apr | 2.31 | 2.18 | 0.13 |
| May | 2.63 | 2.30 | 0.33 |
| Jun | 1.82 | 1.63 | 0.19 |
| Jul | 1.89 | 1.58 | 0.31 |
| Aug | 1.68 | 1.65 | 0.03 |
| Sep | 1.38 | 1.29 | 0.09 |
| Oct | 1.16 | 1.09 | 0.07 |
| Nov | 0.95 | 0.85 | 0.10 |
| Dec | 0.57 | 0.52 | 0.05 |
17.29 | 15.52 | 1.77 |