| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 2.99 | -0.22 |
| Feb | 2.34 | 2.36 | -0.02 |
| Mar | 3.23 | 3.26 | -0.03 |
| Apr | 3.71 | 3.83 | -0.12 |
| May | 3.88 | 4.07 | -0.19 |
| Jun | 4.49 | 4.54 | -0.05 |
| Jul | 4.24 | 3.87 | 0.37 |
| Aug | 3.57 | 3.63 | -0.06 |
| Sep | 3.29 | 3.32 | -0.03 |
| Oct | 3.01 | 3.08 | -0.07 |
| Nov | 2.77 | 2.87 | -0.10 |
| Dec | 2.87 | 2.94 | -0.07 |
40.17 | 40.76 | -0.59 |