| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.03 | 2.43 | -0.40 |
| Feb | 1.77 | 2.13 | -0.36 |
| Mar | 2.28 | 2.31 | -0.03 |
| Apr | 3.75 | 3.80 | -0.05 |
| May | 4.28 | 4.59 | -0.31 |
| Jun | 4.13 | 4.53 | -0.40 |
| Jul | 3.60 | 4.03 | -0.43 |
| Aug | 4.01 | 4.03 | -0.02 |
| Sep | 3.24 | 3.39 | -0.15 |
| Oct | 3.51 | 3.93 | -0.42 |
| Nov | 2.53 | 2.67 | -0.14 |
| Dec | 2.07 | 2.49 | -0.42 |
37.20 | 40.33 | -3.13 |