| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.47 | 1.79 | -0.32 |
| Feb | 1.32 | 1.51 | -0.19 |
| Mar | 1.02 | 1.24 | -0.22 |
| Apr | 0.92 | 1.09 | -0.17 |
| May | 0.95 | 1.05 | -0.10 |
| Jun | 0.47 | 0.51 | -0.04 |
| Jul | 1.59 | 1.62 | -0.03 |
| Aug | 1.91 | 2.14 | -0.23 |
| Sep | 1.95 | 1.94 | 0.01 |
| Oct | 1.51 | 1.64 | -0.13 |
| Nov | 1.19 | 1.33 | -0.14 |
| Dec | 1.23 | 1.50 | -0.27 |
15.53 | 17.36 | -1.83 |