| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.36 | 2.69 | -0.33 |
| Feb | 1.84 | 2.09 | -0.25 |
| Mar | 2.14 | 2.39 | -0.25 |
| Apr | 3.37 | 3.56 | -0.19 |
| May | 4.16 | 4.22 | -0.06 |
| Jun | 3.77 | 3.81 | -0.04 |
| Jul | 3.52 | 3.61 | -0.09 |
| Aug | 3.67 | 3.93 | -0.26 |
| Sep | 3.22 | 3.30 | -0.08 |
| Oct | 3.64 | 3.87 | -0.23 |
| Nov | 2.63 | 2.83 | -0.20 |
| Dec | 2.22 | 2.49 | -0.27 |
36.54 | 38.79 | -2.25 |