| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.63 | -0.10 |
| Feb | 2.00 | 2.11 | -0.11 |
| Mar | 2.03 | 2.10 | -0.07 |
| Apr | 1.83 | 1.96 | -0.13 |
| May | 1.55 | 1.64 | -0.09 |
| Jun | 0.84 | 0.84 | 0.00 |
| Jul | 0.39 | 0.42 | -0.03 |
| Aug | 0.35 | 0.35 | 0.00 |
| Sep | 0.50 | 0.52 | -0.02 |
| Oct | 1.37 | 1.44 | -0.07 |
| Nov | 2.53 | 2.66 | -0.13 |
| Dec | 3.42 | 3.57 | -0.15 |
19.34 | 20.24 | -0.90 |