| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.39 | 0.04 |
| Feb | 0.33 | 0.32 | 0.01 |
| Mar | 0.87 | 0.90 | -0.03 |
| Apr | 1.34 | 1.25 | 0.09 |
| May | 1.79 | 1.89 | -0.10 |
| Jun | 1.93 | 2.13 | -0.20 |
| Jul | 2.91 | 2.89 | 0.02 |
| Aug | 2.84 | 2.97 | -0.13 |
| Sep | 1.60 | 1.54 | 0.06 |
| Oct | 1.33 | 1.41 | -0.08 |
| Nov | 0.49 | 0.49 | 0.00 |
| Dec | 0.52 | 0.54 | -0.02 |
16.38 | 16.72 | -0.34 |