| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.02 | 1.01 | 0.01 |
| Feb | 0.99 | 0.92 | 0.07 |
| Mar | 0.66 | 0.66 | 0.00 |
| Apr | 0.28 | 0.28 | 0.00 |
| May | 0.17 | 0.15 | 0.02 |
| Jun | 0.20 | 0.27 | -0.07 |
| Jul | 1.94 | 2.05 | -0.11 |
| Aug | 2.12 | 2.38 | -0.26 |
| Sep | 1.15 | 1.34 | -0.19 |
| Oct | 0.62 | 0.66 | -0.04 |
| Nov | 0.68 | 0.61 | 0.07 |
| Dec | 1.11 | 1.07 | 0.04 |
10.94 | 11.40 | -0.46 |