Daylight through the yearLongest day (Jun 21): 14 h 23 min6:20 am – 8:43 pmShortest day (Dec 21): 9 h 56 min7:30 am – 5:26 pm
Sun todaySunrise –Sunset –
ClimateWarmest month July: highs 91°F, lows 70°FColdest month January: highs 57°F, lows 35°F47 in of rain a yearwettest month MarchSnow is rare79 days above 90°F, 30 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Thomson 1.5se station, 6 mi away; rain from Appling 2.0 Se; snow from Lincolnton
Nearby landmarksKnox Lakelake · under a mileHarrison Lake Blake · 2.7 miMount Carmelpeak · 7.8 miSource: USGS Geographic Names Information System
Parks and public lands097-001state recreation area · 4.3 mi · 77 acresClarks Hill Wildlife Management Areastate conservation land · 4.3 mi · 17,638 acresGermany Creek Wildlife Management Areastate conservation land · 5.0 mi · 1,356 acresPitts St. Parkrecreation area · 4.6 miSweetwater Parkrecreation area · 6.6 mi · 85 acresJ. Strom Thurmond Recreation Arearecreation area · 8.6 mi · 100,445 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes12 of magnitude 3 or more within 50 miles since 19702 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.3 on 2 Aug 197424 mi away, near Lincolnton, GeorgiaMost recent: magnitude 3.2 on 20 Jun 201729 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowMcDuffie County, GA, compared with all US countiesHighest-rated hazardsHail Relatively ModerateIce storm Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality47% of days had good air in 2025171 of 365 days measured192 moderate, 2 unhealthy for sensitive groups daysMedian index 52, worst day 130main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Richmond County, GA, 28 mi away
Drinking waterThomson-mcduffie Co W&s Commserves 21,312 people from surface water14 health-based violations since 2021latest Jan 2026: trihalomethanes (TTHM), maximum contaminant level9 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system in the county
Elevation478 ft146 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalPiedmont McDuffie Hospitalunder a milePost officeThomson Post Office4.4 miTown hallThomson City Hall4.2 miPoliceThomson Police Department4.1 miFire stationMcDuffie County Fire Department Station 2under a mileSource: USGS National Structures Dataset
Getting aroundAirportAugusta Regional At Bush Field AGS33 miMajor airportHartsfield Jackson Atlanta International Airport ATL111 miInterstateI-202.1 miUS highwayUS 78under a mileCoachThomson Washington RdGreyhound1.4 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 30806 ZIP area.
