| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.49 | 3.63 | -0.14 |
| Feb | 3.20 | 3.29 | -0.09 |
| Mar | 3.56 | 3.92 | -0.36 |
| Apr | 3.18 | 3.49 | -0.31 |
| May | 3.88 | 3.41 | 0.47 |
| Jun | 5.09 | 4.98 | 0.11 |
| Jul | 5.99 | 6.19 | -0.20 |
| Aug | 6.31 | 6.52 | -0.21 |
| Sep | 6.24 | 7.11 | -0.87 |
| Oct | 4.23 | 4.83 | -0.60 |
| Nov | 3.22 | 3.04 | 0.18 |
| Dec | 3.88 | 3.83 | 0.05 |
52.27 | 54.24 | -1.97 |