| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.05 | 3.07 | -0.02 |
| Feb | 2.74 | 2.77 | -0.03 |
| Mar | 3.31 | 3.19 | 0.12 |
| Apr | 2.66 | 2.73 | -0.07 |
| May | 3.59 | 3.66 | -0.07 |
| Jun | 7.09 | 7.48 | -0.39 |
| Jul | 6.39 | 6.53 | -0.14 |
| Aug | 7.28 | 7.16 | 0.12 |
| Sep | 6.83 | 6.79 | 0.04 |
| Oct | 4.07 | 3.67 | 0.40 |
| Nov | 2.34 | 2.25 | 0.09 |
| Dec | 2.77 | 2.56 | 0.21 |
52.12 | 51.86 | 0.26 |