Average Temperatures in Maryland

Average Annual Temperatures in Maryland

Average annual temperatures for cities, communities and other locations around Maryland are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: Eastern Shore, Central Maryland and Western Maryland.

Place name links take you to more detailed temperature information for that location.

The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Eastern Shore

Average annual temperatures
High °F	Low °F	Place	High °C	Low °C
67	50	Assateague Island	19	10
65	47	Chestertown	18	9
64	48	Ocean City	18	9
67	49	Royal Oak	19	10
69	49	Salisbury	20	9
70	49	Snow Hill	21	9

Central Maryland

Average temperatures for the year
High °F	Low °F	Place	High °C	Low °C
65	46	Aberdeen	18	8
67	50	Annapolis	20	10
67	46	Baltimore	19	8
66	46	Beltsville	19	8
63	44	Catoctin Mountain Park	17	7
67	47	Frederick	20	8
67	48	Laurel	19	9
66	45	Mechanicsville	19	7
67	50	Patuxent River	19	10
65	47	Rockville	18	9

Western Maryland

Average yearly temperatures
High °F	Low °F	Place	High °C	Low °C
65	43	Cumberland	18	6
58	39	Frostburg	14	4
64	46	Hagerstown	18	8
60	39	Oakland	16	4
60	40	Savage River Reservoir Dam	15	4

Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Average Annual Temperatures in Maryland

Eastern Shore

Central Maryland

Western Maryland

Reference

More Maryland Weather Information