| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.40 | -0.30 |
| Feb | 1.97 | 2.24 | -0.27 |
| Mar | 2.36 | 2.61 | -0.25 |
| Apr | 3.27 | 3.42 | -0.15 |
| May | 3.65 | 3.67 | -0.02 |
| Jun | 3.37 | 3.48 | -0.11 |
| Jul | 3.20 | 3.48 | -0.28 |
| Aug | 3.09 | 3.18 | -0.09 |
| Sep | 3.01 | 2.93 | 0.08 |
| Oct | 2.60 | 2.68 | -0.08 |
| Nov | 2.47 | 2.71 | -0.24 |
| Dec | 2.16 | 2.27 | -0.11 |
33.25 | 35.07 | -1.82 |