Daylight through the yearLongest day (Jun 21): 14 h 50 min5:43 am – 8:33 pmShortest day (Dec 21): 9 h 30 min7:19 am – 4:49 pm
Sun todaySunrise –Sunset –
ClimateWarmest month July: highs 88°F, lows 73°FColdest month January: highs 45°F, lows 30°F45 in of rain a year, on about 72 dayswettest month August13 in of snow a year, on about 5 days31 days above 90°F, 59 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Solomons station, 8 mi away; rain from Patuxent River Nas
Parks and public landsMcintosh Run Wmastate conservation land · 1.6 mi · 80 acresSt Marys River Spstate park · 3.8 mi · 790 acresWood Parkpark · 1.4 miJudge Ph Dorsey Parkpark · 1.6 mi · 75 acresGreenwell Spstate park · 5.0 mi · 635 acresNewtowne Neck Spstate park · 6.6 miSource: USGS Protected Areas Database (PAD-US)
EarthquakesNone of magnitude 3 or more within 50 miles since 1970Source: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowSt. Mary's County, MD, compared with all US countiesHighest-rated hazardsHurricane Relatively ModerateDrought Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality86% of days had good air in 2025314 of 365 days measured51 moderate daysMedian index 39, worst day 84main pollutant: ozoneSource: US EPA Air Quality Index, nearest monitors: Dorchester County, MD, 31 mi away
Drinking waterLexington Parkserves 43,030 people from ground waterNo health-based violations since 20214 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system in the county
Elevation107 ft33 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalMedStar Saint Mary's Hospital1.8 miPost officeLeonardtown Post Office2.1 miTown hallLeonardtown Town Hall2.2 miPoliceSaint Mary's County Sheriff's Office Headquarters1.3 miFire stationLeonardtown Volunteer Fire Department Company 12.2 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi4 schools1 elementary, 1 high, 2 otherSchoolLeonard Hall Junior Naval Academy1.4 miElementaryCaptain Walter Francis Duke Elementary School1.6 miSchoolFather Andrew White School1.9 miCollegeCollege of Southern Maryland Leonardtown Campus1.7 miSource: USGS National Structures Dataset
Getting aroundAirportRonald Reagan Washington National Airport DCA44 miInterstateI-9538 miUS highwayUS 30122 miAmtrakNew Carrollton, MD NCR46 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 20635 ZIP area.
