Value Anomaly Rank Mean

County Average Temperature

March - May 1928

0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F

Maryland (Hover over a County)

Temp Average Temperature : --

Anomaly: --

Rank: -- Coldest

Mean: --

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**Insufficient variability in the data record renders rank insignificant

March - May 1928 Maryland County Average Temperature

County	Value	Anomaly	Rank 131 Years	1901-2000 Mean
Allegany County	47.8°F	-2.5°F	8	50.4°F
Anne Arundel County	51.7°F	-2.1°F	15	53.8°F
Baltimore County	49.3°F	-2.3°F	12	51.6°F
Calvert County	52.0°F	-2.0°F	13	54.0°F
Caroline County	50.8°F	-2.3°F	11	53.0°F
Carroll County	48.5°F	-2.1°F	15	50.6°F
Cecil County	49.3°F	-2.4°F	10	51.7°F
Charles County	52.8°F	-1.6°F	20	54.4°F
Dorchester County	51.6°F	-2.2°F	11	53.8°F
Frederick County	49.4°F	-1.9°F	18	51.3°F
Garrett County	43.8°F	-2.4°F	8	46.2°F
Harford County	49.6°F	-2.2°F	11	51.8°F
Howard County	49.4°F	-2.3°F	12	51.7°F
Kent County	50.8°F	-2.1°F	13	52.9°F
Montgomery County	50.4°F	-1.9°F	18	52.3°F
Prince George's County	51.8°F	-2.0°F	16	53.8°F
Queen Anne's County	51.0°F	-2.1°F	12	53.1°F
St. Mary's County	52.4°F	-2.0°F	13	54.3°F
Somerset County	52.1°F	-1.9°F	15	54.0°F
Talbot County	51.5°F	-2.3°F	11	53.8°F
Washington County	48.7°F	-2.4°F	8	51.1°F
Wicomico County	51.3°F	-2.1°F	13	53.4°F
Worcester County	51.0°F	-2.0°F	12	53.0°F
Baltimore City	50.7°F	-2.4°F	11	53.2°F
Washington, DC	51.9°F	-2.1°F	15	54.0°F

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published August 2025, retrieved on August 14, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping