| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.52 | 3.54 | -0.02 |
| Feb | 2.96 | 2.84 | 0.12 |
| Mar | 3.94 | 3.91 | 0.03 |
| Apr | 3.42 | 3.44 | -0.02 |
| May | 3.49 | 3.47 | 0.02 |
| Jun | 4.33 | 4.54 | -0.21 |
| Jul | 5.00 | 4.91 | 0.09 |
| Aug | 5.06 | 5.10 | -0.04 |
| Sep | 5.36 | 5.66 | -0.30 |
| Oct | 3.41 | 3.39 | 0.02 |
| Nov | 3.20 | 3.11 | 0.09 |
| Dec | 3.30 | 3.31 | -0.01 |
46.99 | 47.22 | -0.23 |