| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.49 | 3.57 | -0.08 |
| Feb | 3.25 | 3.25 | 0.00 |
| Mar | 3.62 | 3.74 | -0.12 |
| Apr | 3.29 | 3.46 | -0.17 |
| May | 3.74 | 3.60 | 0.14 |
| Jun | 5.30 | 5.31 | -0.01 |
| Jul | 6.20 | 6.43 | -0.23 |
| Aug | 6.49 | 6.95 | -0.46 |
| Sep | 6.01 | 6.90 | -0.89 |
| Oct | 4.46 | 4.94 | -0.48 |
| Nov | 3.12 | 2.98 | 0.14 |
| Dec | 3.85 | 3.78 | 0.07 |
52.82 | 54.91 | -2.09 |