Daylight through the yearLongest day (Jun 21): 14 h 58 min5:32 am – 8:30 pmShortest day (Dec 21): 9 h 23 min7:16 am – 4:39 pm
Sun todaySunrise –Sunset –
Natural hazardsOverall risk Relatively HighJefferson County, CO, compared with all US countiesHigher-risk hazardsHail Very HighLightning Very HighWinter weather Very HighWildfire Relatively HighSource: FEMA National Risk Index (county level)
Air quality59% of days had good air in 2025215 of 365 days measured137 moderate, 13 unhealthy for sensitive groups daysMedian index 48, worst day 119main pollutant: ozoneSource: US EPA Air Quality Index, Jefferson County monitors, CO
Drinking waterSouthwest Metropolitan WSDserves 48,648 people from surface water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
