Daylight through the yearLongest day (Jun 21): 15 h 1 min5:32 am – 8:32 pmShortest day (Dec 21): 9 h 20 min7:18 am – 4:38 pm
Sun todaySunrise –Sunset –
ClimateWarmest month July: highs 88°F, lows 57°FColdest month December: highs 46°F, lows 21°F21 in of rain a year, on about 49 dayswettest month May93 in of snow a year, on about 37 days33 days above 90°F, 138 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Boulder station, 6 mi away
Nearby landmarksInstitute of Taoist Education and Acupuncturecollege · 2.7 miCowdrey Reservoir (historical)reservoir · under a mileHarper Lakelake · 2.0 miHodgson-Harris Reservoirreservoir · 1.1 miLake Mesapeak · 2.3 miStearns Lakelake · 2.8 miSource: USGS Geographic Names Information System
Parks and public landsCity of Louisville City Golf Courserecreation area · under a mile · 64 acresCoal Creek Golf Courserecreation area · under a mile · 96 acresRocky Flats National Wildlife Refugenational wildlife refuge · 3.2 mi · 5,203 acresEldorado Canyon State Parkstate park · 7.0 mi · 74 acresTwo Ponds National Wildlife Refugenational wildlife refuge · 8.0 mi · 70 acresWard Pondstate conservation land · 11.6 miSource: USGS Protected Areas Database (PAD-US)
Earthquakes4 of magnitude 3 or more within 50 miles since 19702 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.3 on 2 Apr 198111 mi away, near Northglenn, ColoradoMost recent: magnitude 3.0 on 6 Nov 201645 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively ModerateBoulder County, CO, compared with all US countiesHigher-risk hazardsLightning Very HighHail Relatively HighWildfire Relatively HighWinter weather Relatively HighSource: FEMA National Risk Index (county level)
Air quality58% of days had good air in 2025213 of 365 days measured149 moderate, 3 unhealthy for sensitive groups daysMedian index 48, worst day 119main pollutant: ozoneSource: US EPA Air Quality Index, Boulder County monitors, CO
Drinking waterCity of Louisvilleserves 20,975 people from surface water2 health-based violations since 2021latest Dec 2021: surface water treatment, treatment technique1 monitoring or reporting violation since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation5,487 ft1,672 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalAvista Adventist Hospitalunder a milePost officeLouisville Post Officeunder a mileTown hallSuperior Town Hallunder a milePoliceLouisville Police Department1.5 miFire stationNorth Metro Fire Rescue District Station 671.6 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi5 schools3 elementary, 1 high, 1 otherSchoolMonarch PK - 8 Schoolunder a mileHighMonarch High Schoolunder a mileElementarySuperior Elementary School1.0 miCollegeInstitute of Taoist Education and Acupuncture2.7 miSource: USGS National Structures Dataset
Getting aroundAirportRocky Mountain Metropolitan Airport BJC3.7 miMajor airportDenver International Airport DEN26 miInterstateI-259.1 miUS highwayUS 36under a mileAmtrakUnion Station DEN16 miRailEastlake /124th AveRTD-Denver11 miCoachDenver (Limo Express)Limousine Express16 miTransit29 stops within a mileRTD-Denver, ViaSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 80028 ZIP area.
