| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.27 | 0.26 | 0.01 |
| Feb | 0.37 | 0.41 | -0.04 |
| Mar | 0.73 | 0.72 | 0.01 |
| Apr | 1.46 | 1.49 | -0.03 |
| May | 2.05 | 2.05 | 0.00 |
| Jun | 2.03 | 2.03 | 0.00 |
| Jul | 3.02 | 2.89 | 0.13 |
| Aug | 2.54 | 2.47 | 0.07 |
| Sep | 0.89 | 0.87 | 0.02 |
| Oct | 1.08 | 1.12 | -0.04 |
| Nov | 0.42 | 0.39 | 0.03 |
| Dec | 0.32 | 0.36 | -0.04 |
15.18 | 15.06 | 0.12 |