Daylight through the yearLongest day (Jun 21): 15 h 9 min5:21 am – 8:30 pmShortest day (Dec 21): 9 h 12 min7:15 am – 4:28 pm
Sun todaySunrise –Sunset –
ClimateWarmest month July: highs 85°F, lows 64°FColdest month January: highs 38°F, lows 22°F52 in of rain a year, on about 81 dayswettest month September34 in of snow a year, on about 15 days18 days above 90°F, 119 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Stamford 5 N station, 4 mi away
Parks and public landsMead Memorial Parkpark · 1.2 miKiwanis Parkpark · 2.1 miMianus River State Park Scenic Reservestate park · 6.2 miWeir Farm National Historical Parkhistoric site · 7.0 mi · 66 acresSherwood Island State Parkstate park · 8.9 mi · 274 acresSeth Low Pierrepont State Park Scenic Reservestate park · 11.0 mi · 310 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes9 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.8 on 21 Oct 198148 mi away, near Madison Center, ConnecticutMost recent: magnitude 3.0 on 3 Aug 202536 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively HighWestern Connecticut Planning Region, CT, compared with all US countiesHigher-risk hazardsRiver flooding Relatively HighStrong wind Relatively HighHurricane Relatively HighIce storm Relatively HighSource: FEMA National Risk Index (county level)
Air quality65% of days had good air in 2025236 of 365 days measured108 moderate, 19 unhealthy for sensitive groups, 2 unhealthy daysMedian index 44, worst day 174main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Fairfield County monitors, CT
Drinking waterAquarion-eastern Fairfield Countyserves 351,756 people from surface waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation336 ft102 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalSilver Hill Hospital1.6 miPost officeNew Canaan Post Officeunder a mileTown hallNew Canaan Town Hallunder a milePoliceNew Canaan Police Department1.4 miFire stationNew Canaan Volunteer Fire Company Number 1under a mileSource: USGS National Structures Dataset
Getting aroundAirportWestchester County Airport HPN13 miMajor airportLaGuardia Airport LGA33 miInterstateI-955.3 miUS highwayUS 73.7 miAmtrakStamford, CT STM8.1 miRailNew CanaanMetro-North Railroad1.0 miCoachStamford, CT (Tresser Blvd & Elm Street. Bus stop on Tresser Blvd, across from 4 Stamford Plaza. (note please do not wait in the apartment parking lotOurBus7.6 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 06842 ZIP area.
