Daylight through the yearLongest day (Jun 21): 14 h 57 min6:11 am – 9:08 pmShortest day (Dec 21): 9 h 24 min7:54 am – 5:18 pm
Sun todaySunrise –Sunset –
Natural hazardsOverall risk Relatively ModerateButler County, OH, compared with all US countiesHigher-risk hazardsTornado Relatively HighCold wave Relatively HighLightning Relatively HighStrong wind Relatively HighSource: FEMA National Risk Index (county level)
Air quality33% of days had good air in 2025121 of 365 days measured239 moderate, 4 unhealthy for sensitive groups, 1 unhealthy daysMedian index 55, worst day 151main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Butler County monitors, OH
Drinking waterButler Co. Water District 2 PWSserves 116,572 people from surface water purchasedNo health-based violations since 20213 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
