| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 1.10 | -0.10 |
| Feb | 0.85 | 1.08 | -0.23 |
| Mar | 0.87 | 0.77 | 0.10 |
| Apr | 0.75 | 1.00 | -0.25 |
| May | 0.98 | 1.07 | -0.09 |
| Jun | 1.51 | 1.90 | -0.39 |
| Jul | 3.74 | 3.74 | 0.00 |
| Aug | 3.43 | 3.83 | -0.40 |
| Sep | 2.23 | 2.69 | -0.46 |
| Oct | 1.73 | 1.66 | 0.07 |
| Nov | 0.83 | 1.08 | -0.25 |
| Dec | 1.44 | 1.33 | 0.11 |
19.36 | 21.25 | -1.89 |