| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.45 | 1.33 | 0.12 |
| Feb | 1.48 | 1.38 | 0.10 |
| Mar | 1.29 | 1.29 | 0.00 |
| Apr | 0.41 | 0.42 | -0.01 |
| May | 0.25 | 0.29 | -0.04 |
| Jun | 0.06 | 0.08 | -0.02 |
| Jul | 1.07 | 1.05 | 0.02 |
| Aug | 1.39 | 1.36 | 0.03 |
| Sep | 1.00 | 0.90 | 0.10 |
| Oct | 0.57 | 0.58 | -0.01 |
| Nov | 0.76 | 0.81 | -0.05 |
| Dec | 1.35 | 1.28 | 0.07 |
11.08 | 10.77 | 0.31 |