| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.66 | -0.56 |
| Feb | 1.84 | 2.23 | -0.39 |
| Mar | 2.25 | 2.51 | -0.26 |
| Apr | 3.14 | 3.23 | -0.09 |
| May | 3.70 | 3.69 | 0.01 |
| Jun | 3.54 | 3.58 | -0.04 |
| Jul | 3.26 | 3.28 | -0.02 |
| Aug | 3.21 | 3.32 | -0.11 |
| Sep | 2.92 | 2.94 | -0.02 |
| Oct | 2.78 | 2.87 | -0.09 |
| Nov | 2.46 | 2.67 | -0.21 |
| Dec | 2.02 | 2.44 | -0.42 |
33.22 | 35.42 | -2.20 |