| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.96 | 0.98 | -0.02 |
| Feb | 0.99 | 1.03 | -0.04 |
| Mar | 1.63 | 1.63 | 0.00 |
| Apr | 2.92 | 2.92 | 0.00 |
| May | 3.97 | 3.99 | -0.02 |
| Jun | 4.41 | 4.42 | -0.01 |
| Jul | 4.26 | 4.33 | -0.07 |
| Aug | 4.08 | 4.05 | 0.03 |
| Sep | 3.85 | 3.89 | -0.04 |
| Oct | 3.31 | 3.37 | -0.06 |
| Nov | 1.88 | 1.82 | 0.06 |
| Dec | 1.37 | 1.37 | 0.00 |
33.63 | 33.80 | -0.17 |