| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.48 | 8.50 | -0.02 |
| Feb | 7.36 | 7.11 | 0.25 |
| Mar | 7.65 | 7.26 | 0.39 |
| Apr | 4.89 | 4.71 | 0.18 |
| May | 2.56 | 2.41 | 0.15 |
| Jun | 1.07 | 1.07 | 0.00 |
| Jul | 0.20 | 0.23 | -0.03 |
| Aug | 0.22 | 0.24 | -0.02 |
| Sep | 0.89 | 0.91 | -0.02 |
| Oct | 3.31 | 3.20 | 0.11 |
| Nov | 6.48 | 6.19 | 0.29 |
| Dec | 10.36 | 9.99 | 0.37 |
53.47 | 51.82 | 1.65 |