| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.32 | 0.37 | -0.05 |
| Feb | 0.30 | 0.29 | 0.01 |
| Mar | 0.74 | 0.78 | -0.04 |
| Apr | 1.27 | 1.36 | -0.09 |
| May | 1.65 | 1.69 | -0.04 |
| Jun | 1.69 | 1.67 | 0.02 |
| Jul | 2.52 | 2.40 | 0.12 |
| Aug | 1.99 | 1.85 | 0.14 |
| Sep | 0.89 | 0.89 | 0.00 |
| Oct | 1.02 | 1.08 | -0.06 |
| Nov | 0.41 | 0.39 | 0.02 |
| Dec | 0.31 | 0.32 | -0.01 |
13.11 | 13.09 | 0.02 |