| Rank | Average Min. Temperature ▼ | School District / Population |
| 1. | 47.79°F | Dorchester County Public Schools / 32,614 |
| 2. | 47.45°F | Somerset County Public Schools / 26,197 |
| 3. | 46.60°F | St. Marys County Public Schools / 108,472 |
| 4. | 46.37°F | Worcester County Public Schools / 51,558 |
| 5. | 46.18°F | Wicomico County Public Schools / 100,376 |
| 6. | 46.05°F | Caroline County Public Schools / 32,759 |
| 7. | 45.81°F | Talbot County Public Schools / 37,894 |
| 8. | 45.56°F | Calvert County Public Schools / 89,793 |
| 9. | 45.44°F | Queen Annes County Public Schools / 48,439 |
| 10. | 45.42°F | Anne Arundel County Public Schools / 550,269 |
| 11. | 45.18°F | Charles County Public Schools / 150,960 |
| 12. | 44.99°F | Prince George's County Public Schools / 884,764 |
| 13. | 44.77°F | Montgomery County Public Schools / 1,005,087 |
| 14. | 44.67°F | Kent County Public Schools / 20,016 |
| 15. | 43.75°F | Howard County Public Schools / 299,269 |
| 16. | 43.30°F | Cecil County Public Schools / 101,803 |
| 17. | 43.21°F | Harford County Public Schools / 248,029 |
| 18. | 43.14°F | Baltimore City Public Schools / 622,271 |
| 19. | 42.79°F | Baltimore County Public Schools / 817,720 |
| 20. | 42.58°F | Frederick County Public Schools / 239,253 |
| 21. | 42.33°F | Washington County Public Schools / 148,913 |
| 22. | 41.79°F | Carroll County Public Schools / 167,399 |
| 23. | 38.89°F | Allegany County Public Schools / 73,976 |
| 24. | 38.39°F | Garrett County Public Schools / 29,945 |
Please note that we only rank locations with 'Average Min. Temperature' data. The rank above might not be a complete list. Locations without 'Average Min. Temperature' data are not listed.
