| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.39 | 2.63 | -0.24 |
| Feb | 2.04 | 2.16 | -0.12 |
| Mar | 2.42 | 2.65 | -0.23 |
| Apr | 3.48 | 3.73 | -0.25 |
| May | 3.85 | 4.06 | -0.21 |
| Jun | 3.98 | 4.20 | -0.22 |
| Jul | 3.84 | 4.05 | -0.21 |
| Aug | 3.26 | 3.48 | -0.22 |
| Sep | 2.89 | 2.98 | -0.09 |
| Oct | 2.73 | 2.74 | -0.01 |
| Nov | 2.64 | 2.75 | -0.11 |
| Dec | 2.39 | 2.56 | -0.17 |
35.91 | 37.99 | -2.08 |