| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.64 | -0.22 |
| Feb | 0.42 | 0.65 | -0.23 |
| Mar | 0.91 | 1.33 | -0.42 |
| Apr | 1.33 | 1.87 | -0.54 |
| May | 1.66 | 1.83 | -0.17 |
| Jun | 1.21 | 1.22 | -0.01 |
| Jul | 2.37 | 2.33 | 0.04 |
| Aug | 2.07 | 2.17 | -0.10 |
| Sep | 1.02 | 0.93 | 0.09 |
| Oct | 1.03 | 1.14 | -0.11 |
| Nov | 0.60 | 0.78 | -0.18 |
| Dec | 0.48 | 0.71 | -0.23 |
13.52 | 15.60 | -2.08 |