NOAA's National Centers for Environmental Information
County Mapping
County Average Temperature
March - May 1987
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F
Maryland (Hover over a County)
Temp
Average Temperature
:
53.4°F
Anomaly:
1.1°F
Rank:
46th Warmest
Mean:
52.3°F
*Signifies a tie
**Insufficient variability in the data record renders rank insignificant
County
|
Value | Anomaly | Rank 131 Years | 1901- |
|---|---|---|---|---|
| Allegany County | 51.3°F | 0.9°F | 87 | 50.4°F |
| Anne Arundel County | 55.5°F | 1.7°F | 99 | 53.8°F |
| Baltimore County | 53.3°F | 1.7°F | 97 | 51.6°F |
| Calvert County | 55.0°F | 1.0°F | 86 | 54.0°F |
| Caroline County | 53.9°F | 0.9°F | 79 | 53.0°F |
| Carroll County | 52.1°F | 1.5°F | 95 | 50.6°F |
| Cecil County | 53.4°F | 1.7°F | 98 | 51.7°F |
| Charles County | 55.1°F | 0.7°F | 78 | 54.4°F |
| Dorchester County | 54.6°F | 0.8°F | 77 | 53.8°F |
| Frederick County | 52.5°F | 1.2°F | 89 | 51.3°F |
| Garrett County | 47.1°F | 0.9°F | 83 | 46.2°F |
| Harford County | 53.6°F | 1.8°F | 102 | 51.8°F |
| Howard County | 53.1°F | 1.4°F | 91 | 51.7°F |
| Kent County | 54.0°F | 1.1°F | 89 | 52.9°F |
| Montgomery County | 53.6°F | 1.3°F | 88 | 52.3°F |
| Prince George's County | 55.0°F | 1.2°F | 91 | 53.8°F |
| Queen Anne's County | 54.2°F | 1.0°F | 87 | 53.1°F |
| St. Mary's County | 55.1°F | 0.7°F | 77 | 54.3°F |
| Somerset County | 54.2°F | 0.2°F | 62 | 54.0°F |
| Talbot County | 54.4°F | 0.6°F | 73 | 53.8°F |
| Washington County | 52.3°F | 1.3°F | 90 | 51.1°F |
| Wicomico County | 53.8°F | 0.4°F | 67 | 53.4°F |
| Worcester County | 53.1°F | 0.1°F | 59 | 53.0°F |
| Baltimore City | 55.0°F | 1.8°F | 98 | 53.2°F |
| Washington, DC | 55.3°F | 1.3°F | 93 | 54.0°F |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published August 2025, retrieved on August 13, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping
