NOAA's National Centers for Environmental Information
County Mapping
County Average Temperature
March - May 1918
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F
Maryland (Hover over a County)
TempAverage Temperature:
Rank:
Anomaly:
Mean:
County | Value | Rank 131 Years | Anomaly | 1901- |
|---|---|---|---|---|
| Allegany County | 53.5°F | 122 | 3.2°F | 50.4°F |
| Anne Arundel County | 55.8°F | 104 | 1.9°F | 53.8°F |
| Baltimore County | 53.4°F | 99 | 1.8°F | 51.6°F |
| Calvert County | 56.3°F | 111 | 2.3°F | 54.0°F |
| Caroline County | 55.0°F | 102 | 2.0°F | 53.0°F |
| Carroll County | 52.6°F | 104 | 2.0°F | 50.6°F |
| Cecil County | 53.7°F | 105 | 2.0°F | 51.7°F |
| Charles County | 56.6°F | 108 | 2.2°F | 54.4°F |
| Dorchester County | 56.1°F | 110 | 2.3°F | 53.8°F |
| Frederick County | 53.6°F | 112 | 2.3°F | 51.3°F |
| Garrett County | 49.2°F | 120 | 3.0°F | 46.2°F |
| Harford County | 53.7°F | 105 | 1.9°F | 51.8°F |
| Howard County | 53.5°F | 100 | 1.8°F | 51.7°F |
| Kent County | 54.6°F | 100 | 1.6°F | 52.9°F |
| Montgomery County | 54.2°F | 104 | 1.9°F | 52.3°F |
| Prince George's County | 55.8°F | 110 | 2.0°F | 53.8°F |
| Queen Anne's County | 54.9°F | 100 | 1.8°F | 53.1°F |
| St. Mary's County | 56.4°F | 109 | 2.1°F | 54.3°F |
| Somerset County | 56.3°F | 110 | 2.3°F | 54.0°F |
| Talbot County | 56.0°F | 112 | 2.2°F | 53.8°F |
| Washington County | 54.0°F | 119 | 2.9°F | 51.1°F |
| Wicomico County | 55.5°F | 107 | 2.1°F | 53.4°F |
| Worcester County | 55.1°F | 106 | 2.1°F | 53.0°F |
| Baltimore City | 54.8°F | 93 | 1.7°F | 53.2°F |
| Washington, DC | 55.9°F | 107 | 1.9°F | 54.0°F |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on July 14, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping
