Daylight through the yearLongest day (Jun 21): 15 h 39 min5:38 am – 9:17 pmShortest day (Dec 21): 8 h 45 min8:02 am – 4:46 pm
Sun todaySunrise –Sunset –
ClimateWarmest month July: highs 81°F, lows 60°FColdest month January: highs 21°F, lows 4°F25 in of rain a yearwettest month June32 in of snow a year, on about 13 days8 days above 90°F, 171 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Milbank station, 2 mi away; snow from Big Stone City 2 Nw
Parks and public landsSouth Dakota Game Fish and Parks - Wildlife Divisionstate park · 3.4 mi · 152 acresJefferson Parkpark · 1.1 miPribyl Parkpark · 1.2 miHoltquist Sloughstate conservation land · 4.5 mi · 74 acresBig Stone Power Plant Game Production Areastate conservation land · 8.2 mi · 807 acresBig Stone National Wildlife Refugenational wildlife refuge · 10.3 mi · 11,656 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes3 of magnitude 3 or more within 50 miles since 19702 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.6 on 9 Jul 197543 mi away, Near Morris, MinnesotaMost recent: magnitude 3.7 on 20 Oct 199542 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowGrant County, SD, compared with all US countiesHighest-rated hazardsCold wave Relatively ModerateIce storm Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality78% of days had good air in 2025283 of 363 days measured76 moderate, 3 unhealthy for sensitive groups, 1 unhealthy daysMedian index 35, worst day 154main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Codington County, SD, 33 mi away
Drinking waterGrant-roberts Rural Water Systemserves 5,050 people from ground waterNo health-based violations since 20211 monitoring or reporting violation since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,140 ft347 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalMilbank Area Hospital Avera1.7 miPost officeMilbank Post Office1.7 miTown hallMilbank City Hall1.5 miPoliceMilbank City Police Department1.5 miFire stationMilbank Fire Department1.7 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi3 schools2 elementary, 1 highHighMilbank Middle And High School1.2 miElementaryKoch Elementary School1.3 miElementarySaint Lawrence Elementary School1.7 miSource: USGS National Structures Dataset
Getting aroundAirportWatertown Regional Airport ATY33 miInterstateI-2921 miUS highwayUS 121.4 miCoachSummit CornerJefferson Lines22 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 57253 ZIP area.
