| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.98 | 1.05 | -0.07 |
| Feb | 1.07 | 1.11 | -0.04 |
| Mar | 1.79 | 1.88 | -0.09 |
| Apr | 3.05 | 3.14 | -0.09 |
| May | 4.05 | 4.20 | -0.15 |
| Jun | 4.78 | 5.00 | -0.22 |
| Jul | 3.79 | 3.96 | -0.17 |
| Aug | 4.04 | 4.23 | -0.19 |
| Sep | 3.59 | 3.56 | 0.03 |
| Oct | 2.82 | 2.77 | 0.05 |
| Nov | 1.82 | 1.80 | 0.02 |
| Dec | 1.32 | 1.39 | -0.07 |
33.10 | 34.09 | -0.99 |