| Station | 7/98 - 7/99 Precipitation | Departure from Normal |
|---|---|---|
| Aberdeen | 33.88 | -13.5 |
| Annapolis | 29.64 | -15.75 |
| Baltimore City | 33.65 | -12.45 |
| BWI Airport | 25.96 | -18.49 |
| Beltsville | 26.58 | -19.28 |
| Brighton Dam | 30.75 | -15.83 |
| Chestertown | 36.87 | -9.94 |
| Cumberland | 27.11 | -12.09 |
| Emmitsburg | 32.80 | -13.51 |
| Frederick | 29.78 | -15.38 |
| Laurel | 28.96 | -18.18 |
| Mechanicsville | 27.90 | -21.03 |
| Rockville | 27.23 | -17.59 |
| Royal Oak | 36.43 | -11.58 |
| Woodstock | 34.09 | -12.09 |