| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.45 | -0.11 |
| Feb | 2.82 | 2.83 | -0.01 |
| Mar | 4.20 | 4.37 | -0.17 |
| Apr | 3.70 | 3.68 | 0.02 |
| May | 3.59 | 3.77 | -0.18 |
| Jun | 4.35 | 4.42 | -0.07 |
| Jul | 4.59 | 4.65 | -0.06 |
| Aug | 4.41 | 4.44 | -0.03 |
| Sep | 4.66 | 4.79 | -0.13 |
| Oct | 3.98 | 4.12 | -0.14 |
| Nov | 3.31 | 3.22 | 0.09 |
| Dec | 4.03 | 4.27 | -0.24 |
46.98 | 48.01 | -1.03 |