| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.13 | 0.03 |
| Feb | 1.12 | 1.10 | 0.02 |
| Mar | 0.82 | 0.78 | 0.04 |
| Apr | 0.31 | 0.29 | 0.02 |
| May | 0.18 | 0.19 | -0.01 |
| Jun | 0.19 | 0.25 | -0.06 |
| Jul | 1.89 | 2.02 | -0.13 |
| Aug | 2.16 | 2.42 | -0.26 |
| Sep | 1.25 | 1.17 | 0.08 |
| Oct | 0.61 | 0.76 | -0.15 |
| Nov | 0.79 | 0.70 | 0.09 |
| Dec | 1.28 | 1.21 | 0.07 |
11.76 | 12.02 | -0.26 |