| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.04 | 1.15 | -0.11 |
| Feb | 1.08 | 1.23 | -0.15 |
| Mar | 1.08 | 1.04 | 0.04 |
| Apr | 0.17 | 0.26 | -0.09 |
| May | 0.11 | 0.13 | -0.02 |
| Jun | 0.05 | 0.04 | 0.01 |
| Jul | 0.81 | 0.82 | -0.01 |
| Aug | 1.07 | 1.02 | 0.05 |
| Sep | 0.87 | 0.71 | 0.16 |
| Oct | 0.46 | 0.53 | -0.07 |
| Nov | 0.61 | 0.59 | 0.02 |
| Dec | 1.03 | 0.98 | 0.05 |
8.38 | 8.50 | -0.12 |