Daylight through the yearLongest day (Jun 21): 15 h 15 min5:31 am – 8:46 pmShortest day (Dec 21): 9 h 7 min7:31 am – 4:38 pm
Sun todaySunrise –Sunset –
Natural hazardsOverall risk Relatively ModerateLinn County, IA, compared with all US countiesHigher-risk hazardsStrong wind Very HighHail Relatively HighTornado Relatively HighWinter weather Relatively HighSource: FEMA National Risk Index (county level)
Air quality61% of days had good air in 2025224 of 365 days measured136 moderate, 4 unhealthy for sensitive groups, 1 unhealthy daysMedian index 44, worst day 163main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Linn County monitors, IA
Drinking waterCedar Rapids Water Departmentserves 142,364 people from groundwater under influence of surface waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
