| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.56 | 8.81 | -0.25 |
| Feb | 7.91 | 7.77 | 0.14 |
| Mar | 7.39 | 7.70 | -0.31 |
| Apr | 4.14 | 4.17 | -0.03 |
| May | 2.62 | 2.77 | -0.15 |
| Jun | 0.68 | 0.72 | -0.04 |
| Jul | 0.03 | 0.06 | -0.03 |
| Aug | 0.05 | 0.07 | -0.02 |
| Sep | 0.38 | 0.38 | 0.00 |
| Oct | 2.50 | 2.50 | 0.00 |
| Nov | 4.76 | 4.59 | 0.17 |
| Dec | 8.24 | 8.40 | -0.16 |
47.26 | 47.94 | -0.68 |