| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.82 | 1.70 | 0.12 |
| Feb | 1.25 | 1.23 | 0.02 |
| Mar | 0.96 | 0.94 | 0.02 |
| Apr | 0.89 | 0.83 | 0.06 |
| May | 1.12 | 1.15 | -0.03 |
| Jun | 0.69 | 0.78 | -0.09 |
| Jul | 0.36 | 0.40 | -0.04 |
| Aug | 0.39 | 0.39 | 0.00 |
| Sep | 0.42 | 0.41 | 0.01 |
| Oct | 0.88 | 0.81 | 0.07 |
| Nov | 1.52 | 1.31 | 0.21 |
| Dec | 2.24 | 2.23 | 0.01 |
12.54 | 12.18 | 0.36 |