| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.33 | 0.37 | -0.04 |
| Feb | 0.34 | 0.36 | -0.02 |
| Mar | 0.47 | 0.46 | 0.01 |
| Apr | 1.09 | 1.10 | -0.01 |
| May | 1.75 | 1.73 | 0.02 |
| Jun | 2.92 | 2.75 | 0.17 |
| Jul | 1.14 | 1.11 | 0.03 |
| Aug | 1.04 | 0.99 | 0.05 |
| Sep | 1.07 | 1.09 | -0.02 |
| Oct | 0.71 | 0.79 | -0.08 |
| Nov | 0.50 | 0.62 | -0.12 |
| Dec | 0.33 | 0.39 | -0.06 |
11.69 | 11.76 | -0.07 |