| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.41 | 0.39 | 0.02 |
| Feb | 0.54 | 0.47 | 0.07 |
| Mar | 0.80 | 0.79 | 0.01 |
| Apr | 1.68 | 1.68 | 0.00 |
| May | 2.91 | 2.51 | 0.40 |
| Jun | 2.65 | 2.53 | 0.12 |
| Jul | 1.92 | 1.97 | -0.05 |
| Aug | 1.29 | 1.42 | -0.13 |
| Sep | 1.23 | 1.26 | -0.03 |
| Oct | 1.39 | 1.37 | 0.02 |
| Nov | 0.47 | 0.47 | 0.00 |
| Dec | 0.40 | 0.41 | -0.01 |
15.69 | 15.27 | 0.42 |