Daylight through the yearLongest day (Jun 21): 14 h 26 min5:39 am – 8:05 pmShortest day (Dec 21): 9 h 53 min6:52 am – 4:44 pm
Sun todaySunrise –Sunset –
ClimateWarmest month August: highs 95°F, lows 65°FColdest month December: highs 67°F, lows 44°F12 in of rain a year, on about 20 dayswettest month FebruarySnow is rare93 days above 90°F, 2 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Ontario Intl Ap station, 3 mi away; snow from Pomona/fairplex
Nearby landmarksAmerican Career Collegecollege · 2.2 miPlatt College - Ontario Campuscollege · 2.3 miRed Hillpeak · 2.5 miOntario Reservoir Number 1reservoir · 3.4 miThirteenth Street Reservoirreservoir · 3.6 miSpring Hillpeak · 9.0 miSource: USGS Geographic Names Information System
Parks and public landsCentral Parkpark · 1.6 mi · 99 acresCucamonga-Guasti Regional Parkpark · 1.7 mi · 76 acresChino Hills State Parkstate park · 12.7 mi · 6,830 acresSan Bernardino National Forestnational forest · 13.9 mi · 10,098 acresSilverwood Lake State Recreation Areastate recreation area · 18.5 mi · 1,071 acresAngeles National Forestnational forest · 21.6 mi · 651,780 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes1,481 of magnitude 3 or more within 50 miles since 1970187 of magnitude 4+, 17 of magnitude 5+Largest: magnitude 6.3 on 28 Jun 199244 mi away, The 1992 Big Bear, CaliforniaMost recent: magnitude 3.1 on 6 Sep 202640 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very HighSan Bernardino County, CA, compared with all US countiesHigher-risk hazardsLandslide Very HighWildfire Very HighEarthquake Very HighRiver flooding Very HighSource: FEMA National Risk Index (county level)
Air quality13% of days had good air in 202546 of 365 days measured209 moderate, 67 unhealthy for sensitive groups, 43 unhealthy daysMedian index 77, worst day 207main pollutant: ozoneSource: US EPA Air Quality Index, San Bernardino County monitors, CA
Drinking waterLaguna Mobile Home and Rv Parkserves 450 people from ground water1 health-based violation since 2021latest Oct 2024: lead and copper, treatment technique13 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,166 ft355 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalKindred Hospital Ranchounder a milePost officeRancho Cucamonga Post Officeunder a mileTown hallRancho Cucamonga City Hallunder a milePoliceSan Bernardino County Sheriff's Office - Rancho Cucamongaunder a mileFire stationRancho Cucamonga Fire Protection District Station 1721.0 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi10 schools6 elementary, 3 middle, 1 otherMiddleRancho Cucamonga Middle Schoolunder a mileElementaryCucamonga Elementary Schoolunder a mileElementaryCentral Elementary Schoolunder a mileCollegeAmerican Career College2.2 miSource: USGS National Structures Dataset
Getting aroundAirportOntario International Airport ONT3.3 miInterstateI-152.2 miUS highwayUS 39523 miAmtrakOntario, CA ONA4.7 miRailRancho CucamongaMetrolink1.4 miCoachOntario (Convention Center)Mexicoach2.8 miTransit45 stops within a mileOMNISources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 91729 ZIP area.