| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.94 | -0.06 |
| Feb | 1.10 | 1.20 | -0.10 |
| Mar | 2.06 | 2.04 | 0.02 |
| Apr | 3.75 | 3.68 | 0.07 |
| May | 5.06 | 5.00 | 0.06 |
| Jun | 5.06 | 5.25 | -0.19 |
| Jul | 3.98 | 4.08 | -0.10 |
| Aug | 4.04 | 3.97 | 0.07 |
| Sep | 3.39 | 3.34 | 0.05 |
| Oct | 2.54 | 2.68 | -0.14 |
| Nov | 1.79 | 1.77 | 0.02 |
| Dec | 1.29 | 1.40 | -0.11 |
34.94 | 35.35 | -0.41 |