Daylight through the yearLongest day (Jun 21): 15 h 0 min5:30 am – 8:30 pmShortest day (Dec 21): 9 h 21 min7:16 am – 4:37 pm
Sun todaySunrise –Sunset –
Natural hazardsOverall risk Relatively ModerateSangamon County, IL, compared with all US countiesHigher-risk hazardsTornado Relatively HighCold wave Relatively HighDrought Relatively HighHail Relatively HighSource: FEMA National Risk Index (county level)
Air quality70% of days had good air in 2025256 of 365 days measured106 moderate, 3 unhealthy for sensitive groups daysMedian index 41, worst day 142main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Sangamon County monitors, IL
Drinking waterSpringfieldserves 117,444 people from surface waterNo health-based violations since 20213 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
