| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.03 | 1.16 | -0.13 |
| Feb | 1.46 | 1.52 | -0.06 |
| Mar | 2.33 | 2.35 | -0.02 |
| Apr | 3.82 | 3.95 | -0.13 |
| May | 5.07 | 5.05 | 0.02 |
| Jun | 5.36 | 5.28 | 0.08 |
| Jul | 4.26 | 4.28 | -0.02 |
| Aug | 4.33 | 4.37 | -0.04 |
| Sep | 3.77 | 4.02 | -0.25 |
| Oct | 3.17 | 3.20 | -0.03 |
| Nov | 2.03 | 2.06 | -0.03 |
| Dec | 1.57 | 1.63 | -0.06 |
38.20 | 38.87 | -0.67 |