| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.59 | 0.05 |
| Feb | 0.76 | 0.71 | 0.05 |
| Mar | 1.29 | 1.48 | -0.19 |
| Apr | 2.29 | 2.08 | 0.21 |
| May | 2.83 | 3.19 | -0.36 |
| Jun | 1.89 | 2.07 | -0.18 |
| Jul | 2.19 | 2.41 | -0.22 |
| Aug | 1.82 | 1.83 | -0.01 |
| Sep | 1.56 | 1.75 | -0.19 |
| Oct | 1.21 | 1.27 | -0.06 |
| Nov | 0.91 | 0.82 | 0.09 |
| Dec | 0.59 | 0.53 | 0.06 |
17.98 | 18.73 | -0.75 |