| Region | Number of Dry Spells | Mean Duration of Dry Spells (days) | Longest Dry Spell (days) | Day when Longest Dry Spell Starts |
|---|---|---|---|---|
| Statewide | 11 | 6 | 20 | 27 Jan |
| Clim. Div. 1 | 11 | 6 | 20 | 27 Jan |
| Clim. Div. 2 | 11 | 6 | 20 | 27 Jan |
| Clim. Div. 3 | 12 | 6 | 20 | 27 Jan |
| Clim. Div. 4 | 11 | 6 | 20 | 27 Jan |
| Clim. Div. 5 | 11 | 6 | 20 | 27 Jan |
| Clim. Div. 6 | 11 | 6 | 20 | 27 Jan |
| Clim. Div. 7 | 10 | 7 | 20 | 27 Jan |
| Clim. Div. 8 | 13 | 4 | 8 | 8 Feb |
| Allegany | 11 | 6 | 13 | 12 Jan |
| Anne Arundel | 11 | 6 | 20 | 27 Jan |
| Baltimore | 11 | 6 | 20 | 27 Jan |
| Calvert | 11 | 7 | 20 | 27 Jan |
| Caroline | 11 | 6 | 20 | 27 Jan |
| Carroll | 11 | 6 | 20 | 27 Jan |
| Cecil | 11 | 6 | 20 | 27 Jan |
| Charles | 11 | 6 | 20 | 27 Jan |
| Dorchester | 11 | 6 | 20 | 27 Jan |
| Frederick | 10 | 7 | 20 | 27 Jan |
| Garrett | 13 | 4 | 8 | 8 Feb |
| Harford | 11 | 6 | 20 | 27 Jan |
| Howard | 11 | 6 | 20 | 27 Jan |
| Kent | 11 | 6 | 20 | 27 Jan |
| Montgomery | 11 | 6 | 20 | 27 Jan |
| Prince George's | 11 | 6 | 20 | 27 Jan |
| Queen Anne's | 11 | 6 | 20 | 27 Jan |
| Saint Mary's | 12 | 6 | 20 | 27 Jan |
| Somerset | 11 | 7 | 20 | 27 Jan |
| Talbot | 11 | 6 | 20 | 27 Jan |
| Washington | 10 | 7 | 20 | 27 Jan |
| Wicomico | 11 | 6 | 20 | 27 Jan |
| Worcester | 11 | 7 | 20 | 27 Jan |
| Baltimore City | 11 | 6 | 20 | 27 Jan |