| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.94 | 2.31 | -0.37 |
| Feb | 2.16 | 2.41 | -0.25 |
| Mar | 1.71 | 1.98 | -0.27 |
| Apr | 0.66 | 0.77 | -0.11 |
| May | 0.56 | 0.52 | 0.04 |
| Jun | 0.31 | 0.32 | -0.01 |
| Jul | 2.46 | 3.32 | -0.86 |
| Aug | 3.11 | 3.25 | -0.14 |
| Sep | 1.69 | 2.01 | -0.32 |
| Oct | 1.09 | 1.24 | -0.15 |
| Nov | 1.07 | 1.04 | 0.03 |
| Dec | 1.71 | 1.89 | -0.18 |
18.47 | 21.06 | -2.59 |