| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.84 | -0.05 |
| Feb | 0.90 | 0.88 | 0.02 |
| Mar | 1.69 | 1.69 | 0.00 |
| Apr | 3.17 | 2.99 | 0.18 |
| May | 4.26 | 4.24 | 0.02 |
| Jun | 4.99 | 5.28 | -0.29 |
| Jul | 4.03 | 4.10 | -0.07 |
| Aug | 3.99 | 4.02 | -0.03 |
| Sep | 3.24 | 3.28 | -0.04 |
| Oct | 2.46 | 2.54 | -0.08 |
| Nov | 1.51 | 1.45 | 0.06 |
| Dec | 1.09 | 1.09 | 0.00 |
32.12 | 32.40 | -0.28 |