| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.05 | 1.08 | -0.03 |
| Feb | 1.37 | 1.40 | -0.03 |
| Mar | 2.40 | 2.42 | -0.02 |
| Apr | 3.42 | 3.41 | 0.01 |
| May | 4.81 | 4.75 | 0.06 |
| Jun | 4.45 | 4.52 | -0.07 |
| Jul | 3.16 | 3.15 | 0.01 |
| Aug | 3.37 | 3.51 | -0.14 |
| Sep | 2.66 | 2.72 | -0.06 |
| Oct | 3.07 | 2.99 | 0.08 |
| Nov | 1.77 | 1.81 | -0.04 |
| Dec | 1.50 | 1.52 | -0.02 |
33.03 | 33.28 | -0.25 |