| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.95 | 0.91 | 0.04 |
| Feb | 0.91 | 0.91 | 0.00 |
| Mar | 0.79 | 0.79 | 0.00 |
| Apr | 0.57 | 0.62 | -0.05 |
| May | 0.80 | 0.83 | -0.03 |
| Jun | 1.05 | 1.12 | -0.07 |
| Jul | 3.24 | 3.67 | -0.43 |
| Aug | 2.99 | 3.48 | -0.49 |
| Sep | 2.18 | 2.29 | -0.11 |
| Oct | 1.56 | 1.74 | -0.18 |
| Nov | 0.89 | 0.96 | -0.07 |
| Dec | 1.32 | 1.24 | 0.08 |
17.25 | 18.56 | -1.31 |