Daylight through the yearLongest day (Jun 21): 14 h 45 min5:34 am – 8:19 pmShortest day (Dec 21): 9 h 34 min7:06 am – 4:40 pm
Sun todaySunrise –Sunset –
ClimateWarmest month July: highs 88°F, lows 67°FColdest month January: highs 43°F, lows 26°F51 in of rain a year, on about 73 dayswettest month May7 in of snow a year, on about 3 days47 days above 90°F, 80 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Dixon Springs Agric Ctr station, 11 mi away
Nearby landmarksFetter Lakelake · 1.6 miLittle Cache Number One Reservoirreservoir · 1.5 miLittle Cache Number Five Reservoirreservoir · 1.6 miCedar Lakelake · 2.7 miShoemaker Springspring · 2.3 miCedar Wonders Archnatural arch · 3.6 miSource: USGS Geographic Names Information System
Parks and public landsShawnee National Forestnational forest · within reach · 273,666 acresShawnee Purchase Unitnational forest · 1.2 mi · 7,712 acresTunnel Hillstate recreation area · under a mile · 917 acresSkinner Farm State Habitat Areastate conservation land · 6.5 mi · 227 acresDeer Pond State Natural Areastate conservation land · 6.6 mi · 251 acresFerne Clyffe State Parkstate conservation land · 7.8 mi · 2,572 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes35 of magnitude 3 or more within 50 miles since 19704 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.8 on 26 Sep 199049 mi away, near Chaffee, MissouriMost recent: magnitude 3.3 on 16 May 201746 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowJohnson County, IL, compared with all US countiesHighest-rated hazardsEarthquake Relatively ModerateStrong wind Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality75% of days had good air in 2025272 of 365 days measured93 moderate daysMedian index 41, worst day 97main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: McCracken County, KY, 32 mi away
Drinking waterBurnside PWDserves 2,702 people from surface water purchased2 health-based violations since 2021latest Jul 2024: total organic carbon, treatment techniqueSource: US EPA Safe Drinking Water Information System, largest system in the county
Elevation634 ft193 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalMarion Veterans Affairs Medical Center16.4 miPost officeOzark Post Office5.3 miTown hallVienna City Hall6.6 miPoliceJohnson County Sheriff's Office6.7 miFire stationLake Egypt Fire Protection District Station 34.1 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi1 school1 otherSchoolNew Simpson Hill Consolidated District 321.1 miSource: USGS National Structures Dataset
Getting aroundAirportVeterans Airport of Southern Illinois MWA20 miMajor airportSt. Louis Lambert International Airport STL119 miInterstateI-242.7 miUS highwayUS 45under a mileAmtrakCarbondale, IL CDL25 miCoachCarbondale Train StationFlixBus25 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 62991 ZIP area.
