| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.33 | -0.02 |
| Feb | 0.38 | 0.43 | -0.05 |
| Mar | 0.48 | 0.51 | -0.03 |
| Apr | 1.18 | 1.26 | -0.08 |
| May | 2.03 | 2.11 | -0.08 |
| Jun | 1.55 | 1.56 | -0.01 |
| Jul | 0.84 | 0.93 | -0.09 |
| Aug | 0.78 | 0.83 | -0.05 |
| Sep | 1.10 | 1.12 | -0.02 |
| Oct | 0.88 | 0.96 | -0.08 |
| Nov | 0.44 | 0.51 | -0.07 |
| Dec | 0.33 | 0.41 | -0.08 |
10.30 | 10.96 | -0.66 |