| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.09 | 0.07 |
| Feb | 0.84 | 0.79 | 0.05 |
| Mar | 0.83 | 0.81 | 0.02 |
| Apr | 0.71 | 0.68 | 0.03 |
| May | 0.88 | 0.83 | 0.05 |
| Jun | 0.61 | 0.57 | 0.04 |
| Jul | 0.17 | 0.16 | 0.01 |
| Aug | 0.22 | 0.19 | 0.03 |
| Sep | 0.30 | 0.29 | 0.01 |
| Oct | 0.78 | 0.74 | 0.04 |
| Nov | 1.03 | 0.98 | 0.05 |
| Dec | 1.27 | 1.22 | 0.05 |
8.80 | 8.35 | 0.45 |